The Big Bang Theory

Saturday, August 16

The Confidence Erosion

Season 11 • Episode 10

Sheldon and Amy try to use math to eliminate wedding planning stress.

Saturday, August 16

The Comet Polarization

Season 11 • Episode 21

Friendships are threatened when Koothrappali takes credit for Penny's astronomical discovery.

Saturday, August 16

The Recollection Dissipation

Season 10 • Episode 20

Sheldon collaborates on too many projects; Bernadette nears the end of her maternity leave.

Saturday, August 16

The Maternal Conclusion

Season 12 • Episode 22

Leonard is pleasantly surprised when Beverly comes to visit and she's genuinely kind to him.

Saturday, August 16

The Change Constant

Season 12 • Episode 23

Sheldon and Amy await big news.

Saturday, August 16

The Work Song Nanocluster

Season 2 • Episode 18

Penny's home business turns into a complete nightmare when Sheldon takes over.

Saturday, August 16

The Dead Hooker Juxtaposition

Season 2 • Episode 19

Penny has a rivalry with a new neighbor who threatens her position as queen bee of the building.

Saturday, August 16

The Hofstadter Isotope

Season 2 • Episode 20

Wolowitz and Leonard decide to check out a local bar on Ladies' Night.

Saturday, August 16

The Vegas Renormalization

Season 2 • Episode 21

Koothrappali and Leonard take Wolowitz to Las Vegas; Sheldon gets locked out of his apartment.

Saturday, August 16

The Classified Materials Turbulence

Season 2 • Episode 22

Penny makes a surprising revelation about Leonard while on her date with Stuart.

Saturday, August 16

The Monopolar Expedition

Season 2 • Episode 23

Leonard and Penny re-evaluate their feelings for each other when he prepares for a three-month trip.

Saturday, August 16

The Electric Can Opener Fluctuation

Season 3 • Episode 1

A betrayal threatens the guys' relationship with Sheldon as well as Leonard's chances with Penny.

Saturday, August 16

The Jiminy Conjecture

Season 3 • Episode 2

Penny and Leonard try to recover from an awkward hookup; Howard and Sheldon make a high-stakes bet.

Saturday, August 16

The Gothowitz Deviation

Season 3 • Episode 3

Sheldon tries chocolate-based behavior modification on Penny; Howard and Raj hit a Goth nightclub.

Saturday, August 16

The Pirate Solution

Season 3 • Episode 4

Raj faces deportation if he doesn't find a job; Leonard and Penny deal with Howard as a third wheel.

Saturday, August 16

The Creepy Candy Coating Corollary

Season 3 • Episode 5

Sheldon seeks revenge on his nemesis; Wolowitz wants Penny to set him up with one of her friends.

Saturday, August 16

The Cornhusker Vortex

Season 3 • Episode 6

Sheldon teaches Leonard about football; kite-fighting threatens Howard and Raj's friendship.

Sunday, August 17

The Work Song Nanocluster

Season 2 • Episode 18

Penny's home business turns into a complete nightmare when Sheldon takes over.

Sunday, August 17

The Dead Hooker Juxtaposition

Season 2 • Episode 19

Penny has a rivalry with a new neighbor who threatens her position as queen bee of the building.

Sunday, August 17

The Hofstadter Isotope

Season 2 • Episode 20

Wolowitz and Leonard decide to check out a local bar on Ladies' Night.

Sunday, August 17

The Vegas Renormalization

Season 2 • Episode 21

Koothrappali and Leonard take Wolowitz to Las Vegas; Sheldon gets locked out of his apartment.

Sunday, August 17

The Classified Materials Turbulence

Season 2 • Episode 22

Penny makes a surprising revelation about Leonard while on her date with Stuart.

Sunday, August 17

The Guitarist Amplification

Season 3 • Episode 7

Sheldon tries to make peace when Leonard and Penny get into an argument.

Sunday, August 17

The Adhesive Duck Deficiency

Season 3 • Episode 8

Penny is forced to rely on Sheldon when she is injured while Howard, Leonard and Raj are away.

Sunday, August 17

The Vengeance Formulation

Season 3 • Episode 9

After being humiliated on the radio, Sheldon vows to destroy Kripke.

Sunday, August 17

The Gorilla Experiment

Season 3 • Episode 10

Sheldon tries to help Penny understand Leonard's work; Wolowitz gets jealous.

Sunday, August 17

The Maternal Congruence

Season 3 • Episode 11

Leonard is horrified when his mother (Christine Baranski) visits.

Sunday, August 17

The Psychic Vortex

Season 3 • Episode 12

Sheldon and Koothrappali attend a mixer; Leonard discovers that Penny believes in psychics.

Sunday, August 17

The Bozeman Reaction

Season 3 • Episode 13

Leonard and Sheldon turn to their friends to create a state-of-the-art security system.

Sunday, August 17

The Einstein Approximation

Season 3 • Episode 14

Sheldon tries to figure out the answer to a physics problem by working with Penny.

Sunday, August 17

The Large Hadron Collision

Season 3 • Episode 15

Leonard must choose who to bring with him when he goes to see the Large Hadron Collider.

Sunday, August 17

The Excelsior Acquisition

Season 3 • Episode 16

Sheldon ends up in traffic court after getting a ticket because of Penny.

Sunday, August 17

The Precious Fragmentation

Season 3 • Episode 17

A ring from "The Lord of the Rings" at a garage sale threatens to tear the guys apart.

Sunday, August 17

The Pants Alternative

Season 3 • Episode 18

Sheldon's stage fright stands between him and a coveted award.

Sunday, August 17

The Stag Convergence

Season 5 • Episode 22

Knowledge of Howard's sexual history makes Bernadette reconsider their future together.

Sunday, August 17

The Launch Acceleration

Season 5 • Episode 23

Wedding plans are jeopardized when NASA reschedules Howard's mission; Leonard surprises Penny.

Sunday, August 17

The Countdown Reflection

Season 5 • Episode 24

The gang tries to help Wolowitz and Bernadette get married before the space launch.

Sunday, August 17

The Date Night Variable

Season 6 • Episode 1

Raj faces his loneliness; Wolowitz gets drawn into a fight between Bernadette and his mom.

Sunday, August 17

The Decoupling Fluctuation

Season 6 • Episode 2

Sheldon tries to intervene when he learns that Penny is thinking about breaking up with Leonard.

Sunday, August 17

The Higgs Boson Observation

Season 6 • Episode 3

Amy feels threatened by Sheldon's new assistant; space starts to wear on Wolowitz.

Sunday, August 17

The Re-Entry Minimization

Season 6 • Episode 4

Wolowitz's return from space isn't all he expected; game night becomes a gender war.

Sunday, August 17

The Holographic Excitation

Season 6 • Episode 5

The gang heads to Stuart's comic book store to celebrate Halloween.

Sunday, August 17

The Extract Obliteration

Season 6 • Episode 6

A game threatens Sheldon's relationship with Stephen Hawking; Penny signs up for a college class.

Monday, August 18

The Monopolar Expedition

Season 2 • Episode 23

Leonard and Penny re-evaluate their feelings for each other when he prepares for a three-month trip.

Monday, August 18

The Electric Can Opener Fluctuation

Season 3 • Episode 1

A betrayal threatens the guys' relationship with Sheldon as well as Leonard's chances with Penny.

Monday, August 18

The Sibling Realignment

Season 11 • Episode 23

Sheldon's mother won't attend his wedding unless he invites his brother.

Monday, August 18

The Bow Tie Asymmetry

Season 11 • Episode 24

Amy's parents and Sheldon's family arrive; nearly everybody is focused on the wedding plans.

Monday, August 18

The Cornhusker Vortex

Season 3 • Episode 6

Sheldon teaches Leonard about football; kite-fighting threatens Howard and Raj's friendship.

Monday, August 18

The Leftover Thermalization

Season 8 • Episode 18

A magazine article only credits Sheldon in an article about a paper he co-wrote with Leonard.

Monday, August 18

The Skywalker Incursion

Season 8 • Episode 19

While on their way to UC Berkeley, Sheldon and Leonard take a detour in hope of meeting an idol.

Monday, August 18

The Fortification Implementation

Season 8 • Episode 20

Sheldon and Amy build a blanket fort; Wolowitz meets a half-brother he didn't know he had.

Monday, August 18

The Communication Deterioration

Season 8 • Episode 21

The guys fight over a message that could be used for alien contact.

Monday, August 18

The Graduation Transmission

Season 8 • Episode 22

Wolowitz questions his engineering skills; a canceled flight puts Leonard's plans in jeopardy.

Monday, August 18

The Maternal Combustion

Season 8 • Episode 23

When Sheldon's and Leonard's mothers finally meet, personalities collide.

Monday, August 18

The Commitment Determination

Season 8 • Episode 24

While facing relationship changes, Sheldon pushes Penny and Leonard to choose a wedding date.

Monday, August 18

The Matrimonial Momentum

Season 9 • Episode 1

Penny must decide if she can get past Leonard's bad behavior.

Monday, August 18

The Locomotive Manipulation

Season 7 • Episode 15

Sheldon and Amy go on a trip to wine country with Howard and Bernadette.

Monday, August 18

The Spoiler Alert Segmentation

Season 6 • Episode 15

A fight between Sheldon and Leonard impacts Amy and Penny's living arrangements.

Monday, August 18

The Gorilla Dissolution

Season 7 • Episode 23

A bad day compels Penny to re-evaluate her choices -- including Leonard.

Monday, August 18

The Prom Equivalency

Season 8 • Episode 8

Sheldon feels pressured to participate in traditions when the gang re-creates a high-school prom.

Monday, August 18

The Earworm Reverberation

Season 9 • Episode 10

Sheldon has a song stuck in his head; despite their awkward date, Amy asks Dave over for dinner.

Monday, August 18

The Opening Night Excitation

Season 9 • Episode 11

After dating for more than five years, Amy and Sheldon spend the night together for the first time.

Monday, August 18

The Long Distance Dissonance

Season 10 • Episode 24

Sheldon's former admirer, Dr. Ramona Nowitzki, resurfaces while Amy is away at Princeton.

Monday, August 18

The Bow Tie Asymmetry

Season 11 • Episode 24

Amy's parents and Sheldon's family arrive; nearly everybody is focused on the wedding plans.

Tuesday, August 19

The Panty Piñata Polarization

Season 2 • Episode 7

Sheldon bans Penny from the apartment for a series of petty infractions; she vows to get revenge.

Tuesday, August 19

The Gothowitz Deviation

Season 3 • Episode 3

Sheldon tries chocolate-based behavior modification on Penny; Howard and Raj hit a Goth nightclub.

Tuesday, August 19

The Separation Agitation

Season 10 • Episode 21

Howard and Bernadette struggle to leave Halley in day care; Bert introduces his new girlfriend.

Tuesday, August 19

The Adhesive Duck Deficiency

Season 3 • Episode 8

Penny is forced to rely on Sheldon when she is injured while Howard, Leonard and Raj are away.

Tuesday, August 19

The Vengeance Formulation

Season 3 • Episode 9

After being humiliated on the radio, Sheldon vows to destroy Kripke.

Tuesday, August 19

The Habitation Configuration

Season 6 • Episode 7

Sheldon is caught in the middle of Amy and Wil Wheaton's argument.

Tuesday, August 19

The 43 Peculiarity

Season 6 • Episode 8

Raj and Howard try to figure out why Sheldon disappears at 2:45 every afternoon.

Tuesday, August 19

The Parking Spot Escalation

Season 6 • Episode 9

Sheldon and Wolowitz's fight over a parking spot at the university impacts the whole gang.

Tuesday, August 19

The Fish Guts Displacement

Season 6 • Episode 10

When Amy gets sick, Sheldon tries to nurse her back to health.

Tuesday, August 19

The Tangible Affection Proof

Season 6 • Episode 16

The guys search for Valentine's Day gifts; Stuart and Raj host a "lonely people" party.

Wednesday, August 20

The Cohabitation Formulation

Season 4 • Episode 16

Wolowitz considers taking things with Bernadette to the next level.

Wednesday, August 20

The Herb Garden Germination

Season 4 • Episode 20

Howard decides to take a big step in his relationship with Bernadette.

Wednesday, August 20

The Cognition Regeneration

Season 10 • Episode 22

Leonard has concerns when Penny considers accepting a job offer from Zack, her ex-boyfriend.

Wednesday, August 20

The Werewolf Transformation

Season 5 • Episode 18

Sheldon's routine is turned upside down when his barber gets sick.

Wednesday, August 20

The Stag Convergence

Season 5 • Episode 22

Knowledge of Howard's sexual history makes Bernadette reconsider their future together.

Wednesday, August 20

The Santa Simulation

Season 6 • Episode 11

During a game, Sheldon revisits Christmas memories; finding a date for Koothrappali.

Wednesday, August 20

The Egg Salad Equivalency

Season 6 • Episode 12

Sheldon is accused of sexual harassment and winds up getting Raj, Leonard and Wolowitz in trouble.

Wednesday, August 20

The Bakersfield Expedition

Season 6 • Episode 13

The guys don costumes and go on a road trip to a comic book convention.

Wednesday, August 20

The Cooper/Kripke Inversion

Season 6 • Episode 14

Sheldon faces a crisis of confidence when he is forced to work with his nemesis, Barry Kripke.

Wednesday, August 20

The Spoiler Alert Segmentation

Season 6 • Episode 15

A fight between Sheldon and Leonard impacts Amy and Penny's living arrangements.

Wednesday, August 20

The Tangible Affection Proof

Season 6 • Episode 16

The guys search for Valentine's Day gifts; Stuart and Raj host a "lonely people" party.

Wednesday, August 20

The Contractual Obligation Implementation

Season 6 • Episode 18

Leonard, Sheldon and Wolowitz talk to junior high girls about science-related careers.

Thursday, August 21

The Countdown Reflection

Season 5 • Episode 24

The gang tries to help Wolowitz and Bernadette get married before the space launch.

Thursday, August 21

The Habitation Configuration

Season 6 • Episode 7

Sheldon is caught in the middle of Amy and Wil Wheaton's argument.

Thursday, August 21

The Gyroscopic Collapse

Season 10 • Episode 23

Leonard, Sheldon and Wolowitz get an unwelcome surprise after completing the Air Force project.

Thursday, August 21

The Closet Reconfiguration

Season 6 • Episode 19

Howard considers whether or not he should open a letter from his father.

Thursday, August 21

The Love Spell Potential

Season 6 • Episode 23

Amy and Sheldon's relationship takes a surprising turn during a game of "Dungeons & Dragons."

Thursday, August 21

The Closet Reconfiguration

Season 6 • Episode 19

Howard considers whether or not he should open a letter from his father.

Thursday, August 21

The Tenure Turbulence

Season 6 • Episode 20

The girls get involved when Leonard, Sheldon and Raj compete for tenure at the University.

Thursday, August 21

The Closure Alternative

Season 6 • Episode 21

Amy tries to help Sheldon get over his need for closure; Raj discovers a secret about Lucy.

Thursday, August 21

The Proton Resurgence

Season 6 • Episode 22

Leonard and Sheldon hire the host of their favorite childhood TV show to perform.

Thursday, August 21

The Love Spell Potential

Season 6 • Episode 23

Amy and Sheldon's relationship takes a surprising turn during a game of "Dungeons & Dragons."

Thursday, August 21

The Bon Voyage Reaction

Season 6 • Episode 24

When Leonard receives an opportunity to work overseas, Penny and Sheldon are thrown for a loop.

Thursday, August 21

The Contractual Obligation Implementation

Season 6 • Episode 18

Leonard, Sheldon and Wolowitz talk to junior high girls about science-related careers.

Thursday, August 21

The Deception Verification

Season 7 • Episode 2

Leonard and Sheldon's friendship is tested; Wolowitz's masculinity is threatened.

Thursday, August 21

The Scavenger Vortex

Season 7 • Episode 3

Raj designs a scavenger hunt that brings out the best -- and the worst -- in the whole gang.

Thursday, August 21

The Raiders Minimization

Season 7 • Episode 4

Sheldon wants revenge after Amy ruins one of his favorite films.

Thursday, August 21

The Workplace Proximity

Season 7 • Episode 5

Sheldon and Amy's relationship is tested when she takes a job at his university.

Thursday, August 21

The Romance Resonance

Season 7 • Episode 6

Sheldon's latest scientific breakthrough leaves him feeling like a fraud.

Friday, August 22

The Thanksgiving Decoupling

Season 7 • Episode 9

When the gang decides to spend Thanksgiving at Mrs. Wolowitz's house, Sheldon protests.

Friday, August 22

The Junior Professor Solution

Season 8 • Episode 2

Amy takes advantage of the tension between Penny and Bernadette.

Friday, August 22

The Long Distance Dissonance

Season 10 • Episode 24

Sheldon's former admirer, Dr. Ramona Nowitzki, resurfaces while Amy is away at Princeton.

Friday, August 22

The Prom Equivalency

Season 8 • Episode 8

Sheldon feels pressured to participate in traditions when the gang re-creates a high-school prom.

Friday, August 22

The Positive Negative Reaction

Season 9 • Episode 16

The gang celebrates news of Bernadette's pregnancy by singing karaoke.

Friday, August 22

The Separation Oscillation

Season 9 • Episode 2

Leonard tries to ease Penny's mind; Sheldon plans a special episode of "Fun With Flags."

Friday, August 22

The Bachelor Party Corrosion

Season 9 • Episode 3

A flat tire during Leonard's bachelor party weekend in Mexico tests the guys' skills.

Friday, August 22

The 2003 Approximation

Season 9 • Episode 4

An impending change inspires Sheldon to revert to 2003, before he met Penny and Leonard.

Friday, August 22

The Perspiration Implementation

Season 9 • Episode 5

Barry Kripke expresses interest in Amy while leading a fencing lesson for the guys.

Friday, August 22

The Helium Insufficiency

Season 9 • Episode 6

Leonard and Sheldon try to secure the helium they need during a nation-wide shortage.

Friday, August 22

The Spock Resonance

Season 9 • Episode 7

Sheldon struggles to keep his emotions in check when he is interviewed for a documentary.

Friday, August 22

The Mystery Date Observation

Season 9 • Episode 8

Sheldon, Wolowitz and Koothrappali post an ad online to find a new girlfriend for Sheldon.

Friday, August 22

The Platonic Permutation

Season 9 • Episode 9

Amy and Sheldon spend Thanksgiving at the aquarium -- as friends.

Friday, August 22

The Earworm Reverberation

Season 9 • Episode 10

Sheldon has a song stuck in his head; despite their awkward date, Amy asks Dave over for dinner.

Friday, August 22

The Opening Night Excitation

Season 9 • Episode 11

After dating for more than five years, Amy and Sheldon spend the night together for the first time.

Friday, August 22

The Proton Displacement

Season 7 • Episode 7

When Professor Proton asks Leonard for help with an experiment, Sheldon befriends Proton's rival.

Friday, August 22

The Itchy Brain Simulation

Season 7 • Episode 8

When a mistake comes to light, Sheldon punishes Leonard; Penny decides to confront Raj's ex.

Friday, August 22

The Thanksgiving Decoupling

Season 7 • Episode 9

When the gang decides to spend Thanksgiving at Mrs. Wolowitz's house, Sheldon protests.

Friday, August 22

The Discovery Dissipation

Season 7 • Episode 10

Amy and Leonard try to help Sheldon deal with his shame; Raj stays with Bernadette and Howard.

Friday, August 22

The Cooper Extraction

Season 7 • Episode 11

While Sheldon is in Texas, the rest of the gang realize how much he has changed their lives.

Friday, August 22

The Hesitation Ramification

Season 7 • Episode 12

Penny asks Leonard a bold question about their relationship; Sheldon wants to learn how to be funny.

Saturday, August 23

The Birthday Synchronicity

Season 10 • Episode 11

Bernadette and Howard welcome their baby; Amy celebrates her birthday with Sheldon.

Saturday, August 23

The Neonatal Nomenclature

Season 11 • Episode 16

When Bernadette won't go into labor, her friends try different tactics to get things started.

Saturday, August 23

The Proposal Proposal

Season 11 • Episode 1

Amy answers Sheldon's marriage proposal; Howard and Bernadette struggle with unexpected news.

Saturday, August 23

The Gates Excitation

Season 11 • Episode 18

Penny gets the opportunity to host Bill Gates at work when his company wants to partner with hers.

Saturday, August 23

The Tenant Disassociation

Season 11 • Episode 19

Leonard decides to run against Sheldon for president of the tenants association.

Saturday, August 23

The Wheaton Recurrence

Season 3 • Episode 19

Penny and Leonard have a fight that threatens their relationship; Sheldon and Wil Wheaton face off.

Saturday, August 23

The Spaghetti Catalyst

Season 3 • Episode 20

Sheldon goes to extremes to keep Leonard and Penny happy when they stop speaking to each other.

Saturday, August 23

The Plimpton Stimulation

Season 3 • Episode 21

Sheldon invites a famous physicist to the apartment, and competes with Leonard for her attention.

Saturday, August 23

The Staircase Implementation

Season 3 • Episode 22

Leonard tells Penny about how he met Sheldon and what happened to the elevator.

Saturday, August 23

The Lunar Excitation

Season 3 • Episode 23

Raj and Howard set up an online dating profile for Sheldon and find the perfect woman.

Saturday, August 23

Pilot

Season 1 • Episode 1

Leonard likes new neighbor Penny, but his roommate thinks he is chasing an impossible dream.

Saturday, August 23

The Big Bran Hypothesis

Season 1 • Episode 2

Leonard volunteers to sign for a package, hoping to make a good impression on Penny.

Saturday, August 23

The Zazzy Substitution

Season 4 • Episode 3

When Sheldon searches for an alternative to human companionship, the guys become concerned.

Saturday, August 23

The Hot Troll Deviation

Season 4 • Episode 4

An embarrassing secret of Wolowitz's is revealed; Raj and Sheldon get into a war at work.

Saturday, August 23

The Desperation Emanation

Season 4 • Episode 5

Leonard realizes he is the only one in his group without a girlfriend.

Saturday, August 23

The Irish Pub Formulation

Season 4 • Episode 6

Leonard keeps an affair a secret from Sheldon, Howard and Raj.

Saturday, August 23

The Apology Insufficiency

Season 4 • Episode 7

Sheldon's interview with the FBI jeopardizes Wolowitz's security clearance.

Saturday, August 23

The Allowance Evaporation

Season 10 • Episode 16

Sheldon and Amy have a fight; Koothrappali stops receiving financial support from his father.

Sunday, August 24

The Guitarist Amplification

Season 3 • Episode 7

Sheldon tries to make peace when Leonard and Penny get into an argument.

Sunday, August 24

The Gorilla Experiment

Season 3 • Episode 10

Sheldon tries to help Penny understand Leonard's work; Wolowitz gets jealous.

Sunday, August 24

The Psychic Vortex

Season 3 • Episode 12

Sheldon and Koothrappali attend a mixer; Leonard discovers that Penny believes in psychics.

Sunday, August 24

The Bozeman Reaction

Season 3 • Episode 13

Leonard and Sheldon turn to their friends to create a state-of-the-art security system.

Sunday, August 24

The Einstein Approximation

Season 3 • Episode 14

Sheldon tries to figure out the answer to a physics problem by working with Penny.

Sunday, August 24

The 21-Second Excitation

Season 4 • Episode 8

The guys camp out for a movie screening; Penny and Bernadette invite Amy to her first slumber party.

Sunday, August 24

The Boyfriend Complexity

Season 4 • Episode 9

Penny asks Leonard to lie to her father; an all-nighter at a telescope.

Sunday, August 24

The Alien Parasite Hypothesis

Season 4 • Episode 10

Koothrappali and Wolowitz try to prove who would be a better superhero.

Sunday, August 24

The Justice League Recombination

Season 4 • Episode 11

The guys try to bond with Penny's new boyfriend through a costume contest.

Sunday, August 24

The Bus Pants Utilization

Season 4 • Episode 12

Leonard's idea for a smartphone application causes friction in his friendship with Sheldon.

Sunday, August 24

The Love Car Displacement

Season 4 • Episode 13

Bernadette runs into her ex-boyfriend (Rick Fox) while attending a science event with Wolowitz.

Sunday, August 24

The Thespian Catalyst

Season 4 • Episode 14

Sheldon takes acting lessons from Penny in hope of becoming a better teacher.

Sunday, August 24

The Benefactor Factor

Season 4 • Episode 15

A wealthy donor makes Leonard question what he is willing to do for science.

Sunday, August 24

The Cohabitation Formulation

Season 4 • Episode 16

Wolowitz considers taking things with Bernadette to the next level.

Sunday, August 24

The Toast Derivation

Season 4 • Episode 17

Sheldon is upset when he realizes Leonard is the center of their group of friends.

Sunday, August 24

The Prestidigitation Approximation

Season 4 • Episode 18

Leonard must choose between Penny and his new girlfriend, Priya.

Sunday, August 24

The Zarnecki Incursion

Season 4 • Episode 19

The guys try to figure out who hacked Sheldon's online-game account.

Sunday, August 24

The Locomotive Manipulation

Season 7 • Episode 15

Sheldon and Amy go on a trip to wine country with Howard and Bernadette.

Sunday, August 24

The Table Polarization

Season 7 • Episode 16

When Leonard buys a dining room table, Sheldon re-evaluates the changes in his life.

Sunday, August 24

The Friendship Turbulence

Season 7 • Episode 17

Bernadette tries to negotiate peace between Sheldon and Wolowitz.

Sunday, August 24

The Mommy Observation

Season 7 • Episode 18

Sheldon is faced with a new reality when he visits his mom in Houston.

Sunday, August 24

The Indecision Amalgamation

Season 7 • Episode 19

Raj struggles with guilt when he dates two women at once; Penny has a chance to be in a movie.

Sunday, August 24

The Relationship Diremption

Season 7 • Episode 20

Sheldon has a personal crisis when he decides string theory is a waste of his time.

Sunday, August 24

The Anything Can Happen Recurrence

Season 7 • Episode 21

Sheldon gives spontaneity a try; Raj asks Howard for help with preparation for a date with Emily.

Sunday, August 24

The Proton Transmogrification

Season 7 • Episode 22

Professor Proton helps Sheldon deal with grief; Leonard gets into a competition with Penny.

Sunday, August 24

The Gorilla Dissolution

Season 7 • Episode 23

A bad day compels Penny to re-evaluate her choices -- including Leonard.

Monday, August 25

The Large Hadron Collision

Season 3 • Episode 15

Leonard must choose who to bring with him when he goes to see the Large Hadron Collider.

Monday, August 25

The Excelsior Acquisition

Season 3 • Episode 16

Sheldon ends up in traffic court after getting a ticket because of Penny.

Monday, August 25

The Precious Fragmentation

Season 3 • Episode 17

A ring from "The Lord of the Rings" at a garage sale threatens to tear the guys apart.

Monday, August 25

The Pants Alternative

Season 3 • Episode 18

Sheldon's stage fright stands between him and a coveted award.

Monday, August 25

The Wheaton Recurrence

Season 3 • Episode 19

Penny and Leonard have a fight that threatens their relationship; Sheldon and Wil Wheaton face off.

Monday, August 25

The Sales Call Sublimination

Season 9 • Episode 12

Leonard meets with a psychiatrist; Wolowitz and Bernadette struggle when Stuart moves out.

Monday, August 25

The Empathy Optimization

Season 9 • Episode 13

Leonard, Penny and the gang attempt to treat themselves to a Sheldon-free weekend.

Monday, August 25

The Meemaw Materialization

Season 9 • Episode 14

Sheldon's excitement about his Meemaw's visit fades when she butts heads with Amy.

Monday, August 25

The Valentino Submergence

Season 9 • Episode 15

Amy and Sheldon host a Valentine's Day edition of Fun With Flags; Raj is torn between two women.

Monday, August 25

The Positive Negative Reaction

Season 9 • Episode 16

The gang celebrates news of Bernadette's pregnancy by singing karaoke.

Monday, August 25

The Celebration Experimentation

Season 9 • Episode 17

For the first time in nine years, the gang celebrates Sheldon's birthday.

Monday, August 25

The Application Deterioration

Season 9 • Episode 18

The guys file for a patent on their invention; the girls give dating advice to Koothrappali.

Monday, August 25

The Solder Excursion Diversion

Season 9 • Episode 19

Sheldon makes a revelation when Amy buys him a new laptop; Leonard and Wolowitz lie to their wives.

Monday, August 25

The Hook-Up Reverberation

Season 8 • Episode 4

Raj's honesty comes back to haunt him when his new girlfriend is unfriendly to Penny.

Monday, August 25

The Closure Alternative

Season 6 • Episode 21

Amy tries to help Sheldon get over his need for closure; Raj discovers a secret about Lucy.

Monday, August 25

The Expedition Approximation

Season 8 • Episode 6

Raj and Sheldon try to simulate a dark-matter research expedition; Penny and Leonard have a fight.

Monday, August 25

The Misinterpretation Agitation

Season 8 • Episode 7

The guys try to help when Penny is faced with an awkward dilemma at work.

Monday, August 25

The Prom Equivalency

Season 8 • Episode 8

Sheldon feels pressured to participate in traditions when the gang re-creates a high-school prom.

Monday, August 25

The Septum Deviation

Season 8 • Episode 9

Leonard has minor surgery on his nose, causing Sheldon to overreact.

Monday, August 25

The Champagne Reflection

Season 8 • Episode 10

Howard, Leonard and Raj look through their dead professor's research.

Monday, August 25

The Clean Room Infiltration

Season 8 • Episode 11

Leonard and Wolowitz clash over a work emergency; Sheldon resents having to celebrate the holidays.

Tuesday, August 26

The Plimpton Stimulation

Season 3 • Episode 21

Sheldon invites a famous physicist to the apartment, and competes with Leonard for her attention.

Tuesday, August 26

The Robotic Manipulation

Season 4 • Episode 1

Penny tags along on Sheldon's first date; Wolowitz finds a new use for a robotic arm.

Tuesday, August 26

The Retraction Reaction

Season 11 • Episode 2

Leonard's job is at stake after he gives an embarrassing radio interview; Amy and Bernadette bond.

Tuesday, August 26

The Zazzy Substitution

Season 4 • Episode 3

When Sheldon searches for an alternative to human companionship, the guys become concerned.

Tuesday, August 26

The Hot Troll Deviation

Season 4 • Episode 4

An embarrassing secret of Wolowitz's is revealed; Raj and Sheldon get into a war at work.

Tuesday, August 26

The Space Probe Disintegration

Season 8 • Episode 12

The guys agree to do something the girls like; Leonard and Sheldon butt heads.

Tuesday, August 26

The Anxiety Optimization

Season 8 • Episode 13

Sheldon asks his friends to challenge him in hope of achieving a scientific breakthrough.

Tuesday, August 26

The Troll Manifestation

Season 8 • Episode 14

Sheldon and Leonard must defend themselves from an online bully's criticism after writing a paper.

Tuesday, August 26

The Comic Book Store Regeneration

Season 8 • Episode 15

The gang waits for the reopening of the comic book store; Wolowitz gets some shocking news.

Tuesday, August 26

The Proton Resurgence

Season 6 • Episode 22

Leonard and Sheldon hire the host of their favorite childhood TV show to perform.

Wednesday, August 27

The Desperation Emanation

Season 4 • Episode 5

Leonard realizes he is the only one in his group without a girlfriend.

Wednesday, August 27

The Irish Pub Formulation

Season 4 • Episode 6

Leonard keeps an affair a secret from Sheldon, Howard and Raj.

Wednesday, August 27

The Relaxation Integration

Season 11 • Episode 3

As Sheldon stresses about picking a wedding date, Amy tells him he can be more easygoing.

Wednesday, August 27

The 21-Second Excitation

Season 4 • Episode 8

The guys camp out for a movie screening; Penny and Bernadette invite Amy to her first slumber party.

Wednesday, August 27

The Boyfriend Complexity

Season 4 • Episode 9

Penny asks Leonard to lie to her father; an all-nighter at a telescope.

Wednesday, August 27

The Intimacy Acceleration

Season 8 • Episode 16

Penny and Sheldon design an experiment -- as a joke -- to make participants fall in love.

Wednesday, August 27

The Colonization Application

Season 8 • Episode 17

Amy finds out that Sheldon applied for a one-way mission to colonize Mars.

Wednesday, August 27

The Leftover Thermalization

Season 8 • Episode 18

A magazine article only credits Sheldon in an article about a paper he co-wrote with Leonard.

Wednesday, August 27

The Skywalker Incursion

Season 8 • Episode 19

While on their way to UC Berkeley, Sheldon and Leonard take a detour in hope of meeting an idol.

Wednesday, August 27

The Fortification Implementation

Season 8 • Episode 20

Sheldon and Amy build a blanket fort; Wolowitz meets a half-brother he didn't know he had.

Wednesday, August 27

The Communication Deterioration

Season 8 • Episode 21

The guys fight over a message that could be used for alien contact.

Wednesday, August 27

The Love Spell Potential

Season 6 • Episode 23

Amy and Sheldon's relationship takes a surprising turn during a game of "Dungeons & Dragons."

Thursday, August 28

The Alien Parasite Hypothesis

Season 4 • Episode 10

Koothrappali and Wolowitz try to prove who would be a better superhero.

Thursday, August 28

The Bus Pants Utilization

Season 4 • Episode 12

Leonard's idea for a smartphone application causes friction in his friendship with Sheldon.

Thursday, August 28

The Explosion Implosion

Season 11 • Episode 4

Wolowitz and Sheldon bond over having disappointing fathers; Leonard's mother befriends Penny.

Thursday, August 28

The Thespian Catalyst

Season 4 • Episode 14

Sheldon takes acting lessons from Penny in hope of becoming a better teacher.

Thursday, August 28

The Benefactor Factor

Season 4 • Episode 15

A wealthy donor makes Leonard question what he is willing to do for science.

Thursday, August 28

The Maternal Combustion

Season 8 • Episode 23

When Sheldon's and Leonard's mothers finally meet, personalities collide.

Thursday, August 28

The Commitment Determination

Season 8 • Episode 24

While facing relationship changes, Sheldon pushes Penny and Leonard to choose a wedding date.

Thursday, August 28

The Matrimonial Momentum

Season 9 • Episode 1

Penny must decide if she can get past Leonard's bad behavior.

Thursday, August 28

The Separation Oscillation

Season 9 • Episode 2

Leonard tries to ease Penny's mind; Sheldon plans a special episode of "Fun With Flags."

Thursday, August 28

The Bachelor Party Corrosion

Season 9 • Episode 3

A flat tire during Leonard's bachelor party weekend in Mexico tests the guys' skills.

Thursday, August 28

The 2003 Approximation

Season 9 • Episode 4

An impending change inspires Sheldon to revert to 2003, before he met Penny and Leonard.

Thursday, August 28

The Bon Voyage Reaction

Season 6 • Episode 24

When Leonard receives an opportunity to work overseas, Penny and Sheldon are thrown for a loop.

Thursday, August 28

The Helium Insufficiency

Season 9 • Episode 6

Leonard and Sheldon try to secure the helium they need during a nation-wide shortage.

Thursday, August 28

The Spock Resonance

Season 9 • Episode 7

Sheldon struggles to keep his emotions in check when he is interviewed for a documentary.

Thursday, August 28

The Mystery Date Observation

Season 9 • Episode 8

Sheldon, Wolowitz and Koothrappali post an ad online to find a new girlfriend for Sheldon.

Thursday, August 28

The Platonic Permutation

Season 9 • Episode 9

Amy and Sheldon spend Thanksgiving at the aquarium -- as friends.

Friday, August 29

The Cohabitation Formulation

Season 4 • Episode 16

Wolowitz considers taking things with Bernadette to the next level.

Friday, August 29

The Toast Derivation

Season 4 • Episode 17

Sheldon is upset when he realizes Leonard is the center of their group of friends.

Friday, August 29

The Collaboration Contamination

Season 11 • Episode 5

Penny and Leonard learn a secret from an unlikely source about dealing with Sheldon.

Friday, August 29

The Zarnecki Incursion

Season 4 • Episode 19

The guys try to figure out who hacked Sheldon's online-game account.

Friday, August 29

The Herb Garden Germination

Season 4 • Episode 20

Howard decides to take a big step in his relationship with Bernadette.

Friday, August 29

The Big Bear Precipitation

Season 9 • Episode 20

Sheldon shares a secret about Leonard when they go on a weekend trip with Penny and Amy.

Friday, August 29

The Viewing Party Combustion

Season 9 • Episode 21

The gang must choose sides when an argument between Sheldon and Leonard turns into a heated debate.

Friday, August 29

The Fermentation Bifurcation

Season 9 • Episode 22

The gang runs into Penny's ex while out at a wine bar; Bernadette spends an evening with Sheldon.

Friday, August 29

The Line Substitution Solution

Season 9 • Episode 23

Sheldon wants to go to a movie screening, so he pays Stuart to spend the day with Amy.

Friday, August 29

The Convergence Convergence

Season 9 • Episode 24

Leonard's recently divorced parents and Sheldon's devoutly religious mother visit.

Friday, August 29

The Conjugal Conjecture

Season 10 • Episode 1

The group deals with the aftermath of Sheldon's mother and Leonard's father's evening together.

Friday, August 29

The Military Miniaturization

Season 10 • Episode 2

Wolowitz has a meeting with Colonel Williams, a representative from the Air Force.

Friday, August 29

The Dependence Transcendence

Season 10 • Episode 3

Sheldon tries an energy drink as the gang races to finish its government project on time.

Friday, August 29

The Cohabitation Experimentation

Season 10 • Episode 4

After her apartment floods, Amy suggests that she and Sheldon move in together.

Friday, August 29

The Hot Tub Contamination

Season 10 • Episode 5

Things do not run smoothly when Amy moves in with Sheldon, and Leonard and Penny have to intervene.

Friday, August 29

The Empathy Optimization

Season 9 • Episode 13

Leonard, Penny and the gang attempt to treat themselves to a Sheldon-free weekend.

Friday, August 29

The Meemaw Materialization

Season 9 • Episode 14

Sheldon's excitement about his Meemaw's visit fades when she butts heads with Amy.

Friday, August 29

The Valentino Submergence

Season 9 • Episode 15

Amy and Sheldon host a Valentine's Day edition of Fun With Flags; Raj is torn between two women.

Friday, August 29

The Positive Negative Reaction

Season 9 • Episode 16

The gang celebrates news of Bernadette's pregnancy by singing karaoke.

Saturday, August 30

The Wildebeest Implementation

Season 4 • Episode 22

Raj tries to cure his social anxiety; Penny spies on Leonard and his girlfriend through Bernadette.

Saturday, August 30

The Engagement Reaction

Season 4 • Episode 23

Howard's mom winds up in the hospital after hearing news of her son's engagement to Bernadette.

Saturday, August 30

The Proton Regeneration

Season 11 • Episode 6

Sheldon auditions for the role of the new Professor Proton; Penny takes care of Halley.

Saturday, August 30

The Skank Reflex Analysis

Season 5 • Episode 1

Penny worries that she has ruined her relationship with her friends.

Saturday, August 30

The Infestation Hypothesis

Season 5 • Episode 2

Amy is caught in the middle when Penny and Sheldon argue over a pre-owned chair.

Saturday, August 30

The Herb Garden Germination

Season 4 • Episode 20

Howard decides to take a big step in his relationship with Bernadette.

Saturday, August 30

The Agreement Dissection

Season 4 • Episode 21

Priya dissects the roommate agreement; the ladies take Sheldon dancing.

Saturday, August 30

The Fuzzy Boots Corollary

Season 1 • Episode 3

Unhappy that Penny is seeing someone, Leonard summons the courage to ask another woman out.

Saturday, August 30

The Luminous Fish Effect

Season 1 • Episode 4

Getting fired gives Sheldon the opportunity to explore life beyond physics.

Saturday, August 30

The Roommate Transmogrification

Season 4 • Episode 24

Bernadette gets her Ph.D., inspiring the guys to tease Wolowitz about his lack of a doctorate.

Saturday, August 30

The Skank Reflex Analysis

Season 5 • Episode 1

Penny worries that she has ruined her relationship with her friends.

Saturday, August 30

The Infestation Hypothesis

Season 5 • Episode 2

Amy is caught in the middle when Penny and Sheldon argue over a pre-owned chair.

Saturday, August 30

The Pulled Groin Extrapolation

Season 5 • Episode 3

Bernadette, Howard and Mrs. Wolowitz spend the weekend together.

Saturday, August 30

The Wiggly Finger Catalyst

Season 5 • Episode 4

Raj wants a girlfriend, so Penny introduces him to a woman he can communicate with.

Saturday, August 30

The Russian Rocket Reaction

Season 5 • Episode 5

Wil Wheaton invites Leonard and Sheldon to a party at his house; Howard receives an opportunity.

Saturday, August 30

The Rhinitis Revelation

Season 5 • Episode 6

Sheldon finds himself competing with the gang for his mother's attention when she visits.

Saturday, August 30

The Good Guy Fluctuation

Season 5 • Episode 7

An attractive comic book artist tests Leonard and Priya's relationship.

Saturday, August 30

The Bath Item Gift Hypothesis

Season 2 • Episode 11

Leonard and his friends are tortured by Sheldon's obsession with gift-giving etiquette.

Saturday, August 30

The Maternal Capacitance

Season 2 • Episode 15

Leonard and Penny are drawn together after a disastrous visit from Leonard's mother.

Saturday, August 30

The Adhesive Duck Deficiency

Season 3 • Episode 8

Penny is forced to rely on Sheldon when she is injured while Howard, Leonard and Raj are away.

Saturday, August 30

The Einstein Approximation

Season 3 • Episode 14

Sheldon tries to figure out the answer to a physics problem by working with Penny.

Sunday, August 31

The Excelsior Acquisition

Season 3 • Episode 16

Sheldon ends up in traffic court after getting a ticket because of Penny.

Sunday, August 31

The Precious Fragmentation

Season 3 • Episode 17

A ring from "The Lord of the Rings" at a garage sale threatens to tear the guys apart.

Sunday, August 31

The Spaghetti Catalyst

Season 3 • Episode 20

Sheldon goes to extremes to keep Leonard and Penny happy when they stop speaking to each other.

Sunday, August 31

The Staircase Implementation

Season 3 • Episode 22

Leonard tells Penny about how he met Sheldon and what happened to the elevator.

Sunday, August 31

The Lunar Excitation

Season 3 • Episode 23

Raj and Howard set up an online dating profile for Sheldon and find the perfect woman.

Sunday, August 31

The Agreement Dissection

Season 4 • Episode 21

Priya dissects the roommate agreement; the ladies take Sheldon dancing.

Sunday, August 31

The Isolation Permutation

Season 5 • Episode 8

Amy is devastated when Penny and Bernadette shop for wedding dresses without her.

Sunday, August 31

The Ornithophobia Diffusion

Season 5 • Episode 9

Leonard and Penny spend time alone; Sheldon tries to face his fear of birds.

Sunday, August 31

The Flaming Spittoon Acquisition

Season 5 • Episode 10

Sheldon is jealous when Stuart, from the comic book store, asks Amy out on a date.

Sunday, August 31

The Speckerman Recurrence

Season 5 • Episode 11

Leonard must face the bully who targeted him in high school; Penny confronts her past actions.

Sunday, August 31

The Shiny Trinket Maneuver

Season 5 • Episode 12

Amy is upset with Sheldon when he isn't impressed with her recent accomplishment.

Sunday, August 31

The Recombination Hypothesis

Season 5 • Episode 13

Everything could change when Leonard spontaneously invites Penny to a romantic dinner.

Sunday, August 31

The Beta Test Initiation

Season 5 • Episode 14

Penny and Leonard experiment with their new relationship; Raj forms an unusual bond.

Sunday, August 31

The Friendship Contraction

Season 5 • Episode 15

Leonard starts to reconsider his friendship with Sheldon; Wolowitz tries to choose a nickname.

Sunday, August 31

The Vacation Solution

Season 5 • Episode 16

When Sheldon is forced to take a vacation, he goes to work with Amy in her neurobiology lab.

Sunday, August 31

The Rothman Disintegration

Season 5 • Episode 17

Sheldon and Kripke compete for a corner office; Penny receives a gift from Amy.

Sunday, August 31

The Werewolf Transformation

Season 5 • Episode 18

Sheldon's routine is turned upside down when his barber gets sick.

Sunday, August 31

The Weekend Vortex

Season 5 • Episode 19

Sheldon chooses to participate in a guys-only weekend gaming marathon rather than joining Amy.

Sunday, August 31

The Application Deterioration

Season 9 • Episode 18

The guys file for a patent on their invention; the girls give dating advice to Koothrappali.

Sunday, August 31

The Solder Excursion Diversion

Season 9 • Episode 19

Sheldon makes a revelation when Amy buys him a new laptop; Leonard and Wolowitz lie to their wives.

Sunday, August 31

The Big Bear Precipitation

Season 9 • Episode 20

Sheldon shares a secret about Leonard when they go on a weekend trip with Penny and Amy.

Sunday, August 31

The Viewing Party Combustion

Season 9 • Episode 21

The gang must choose sides when an argument between Sheldon and Leonard turns into a heated debate.

Sunday, August 31

The Fermentation Bifurcation

Season 9 • Episode 22

The gang runs into Penny's ex while out at a wine bar; Bernadette spends an evening with Sheldon.

Sunday, August 31

The Line Substitution Solution

Season 9 • Episode 23

Sheldon wants to go to a movie screening, so he pays Stuart to spend the day with Amy.

Sunday, August 31

The Convergence Convergence

Season 9 • Episode 24

Leonard's recently divorced parents and Sheldon's devoutly religious mother visit.

Sunday, August 31

The Conjugal Conjecture

Season 10 • Episode 1

The group deals with the aftermath of Sheldon's mother and Leonard's father's evening together.

Sunday, August 31

The Military Miniaturization

Season 10 • Episode 2

Wolowitz has a meeting with Colonel Williams, a representative from the Air Force.

Sunday, August 31

The Dependence Transcendence

Season 10 • Episode 3

Sheldon tries an energy drink as the gang races to finish its government project on time.

Monday, September 1

The Pulled Groin Extrapolation

Season 5 • Episode 3

Bernadette, Howard and Mrs. Wolowitz spend the weekend together.

Monday, September 1

The Wiggly Finger Catalyst

Season 5 • Episode 4

Raj wants a girlfriend, so Penny introduces him to a woman he can communicate with.

Monday, September 1

The Russian Rocket Reaction

Season 5 • Episode 5

Wil Wheaton invites Leonard and Sheldon to a party at his house; Howard receives an opportunity.

Monday, September 1

The Rhinitis Revelation

Season 5 • Episode 6

Sheldon finds himself competing with the gang for his mother's attention when she visits.

Monday, September 1

The Isolation Permutation

Season 5 • Episode 8

Amy is devastated when Penny and Bernadette shop for wedding dresses without her.

Monday, September 1

The Big Bear Precipitation

Season 9 • Episode 20

Sheldon shares a secret about Leonard when they go on a weekend trip with Penny and Amy.

Monday, September 1

The Viewing Party Combustion

Season 9 • Episode 21

The gang must choose sides when an argument between Sheldon and Leonard turns into a heated debate.

Monday, September 1

The Fermentation Bifurcation

Season 9 • Episode 22

The gang runs into Penny's ex while out at a wine bar; Bernadette spends an evening with Sheldon.

Monday, September 1

The Line Substitution Solution

Season 9 • Episode 23

Sheldon wants to go to a movie screening, so he pays Stuart to spend the day with Amy.

Monday, September 1

The Convergence Convergence

Season 9 • Episode 24

Leonard's recently divorced parents and Sheldon's devoutly religious mother visit.

Monday, September 1

The Conjugal Conjecture

Season 10 • Episode 1

The group deals with the aftermath of Sheldon's mother and Leonard's father's evening together.

Monday, September 1

The Military Miniaturization

Season 10 • Episode 2

Wolowitz has a meeting with Colonel Williams, a representative from the Air Force.

Monday, September 1

The Dependence Transcendence

Season 10 • Episode 3

Sheldon tries an energy drink as the gang races to finish its government project on time.

Monday, September 1

The Cohabitation Experimentation

Season 10 • Episode 4

After her apartment floods, Amy suggests that she and Sheldon move in together.

Monday, September 1

The Hot Tub Contamination

Season 10 • Episode 5

Things do not run smoothly when Amy moves in with Sheldon, and Leonard and Penny have to intervene.

Monday, September 1

The Fetal Kick Catalyst

Season 10 • Episode 6

At a Comic Con event, Penny learns there are fans of her performance in "Serial Ape-ist."

Monday, September 1

The Veracity Elasticity

Season 10 • Episode 7

Amy lies about repairs being made to her apartment so she can continue living with Sheldon.

Monday, September 1

The Brain Bowl Incubation

Season 10 • Episode 8

After a successful gene experiment, Sheldon is determined to convince Amy they should procreate.

Monday, September 1

The Geology Elevation

Season 10 • Episode 9

Sheldon gets jealous when a co-worker wins an award; Wolowitz finds an old invention.

Monday, September 1

The Property Division Collision

Season 10 • Episode 10

Sheldon and Leonard divvy up their shared belongings.

Monday, September 1

The Birthday Synchronicity

Season 10 • Episode 11

Bernadette and Howard welcome their baby; Amy celebrates her birthday with Sheldon.

Monday, September 1

The Brain Bowl Incubation

Season 10 • Episode 8

After a successful gene experiment, Sheldon is determined to convince Amy they should procreate.

Monday, September 1

A free-spirited beauty moves in next door to two physicists.

Monday, September 1

The Property Division Collision

Season 10 • Episode 10

Sheldon and Leonard divvy up their shared belongings.

Monday, September 1

The Birthday Synchronicity

Season 10 • Episode 11

Bernadette and Howard welcome their baby; Amy celebrates her birthday with Sheldon.

Monday, September 1

The Holiday Summation

Season 10 • Episode 12

Sheldon and Amy visit Penny and Leonard and tell them about their terrible trip to Texas.

Monday, September 1

The Romance Recalibration

Season 10 • Episode 13

Penny and Amy go on a spa weekend; Wolowitz and Koothrappali try to fix a squeaky floorboard.

Monday, September 1

The Emotion Detection Automation

Season 10 • Episode 14

Sheldon tests an MIT invention after hearing it can help him read people's emotions.

Monday, September 1

The Locomotion Reverberation

Season 10 • Episode 15

Leonard and Wolowitz try to distract Sheldon when he slows the progress of their guidance system.

Tuesday, September 2

A free-spirited beauty moves in next door to two physicists.

Tuesday, September 2

The Allowance Evaporation

Season 10 • Episode 16

Sheldon and Amy have a fight; Koothrappali stops receiving financial support from his father.

Tuesday, September 2

The Comic-Con Conundrum

Season 10 • Episode 17

Koothrappali asks Sheldon to help him get out of debt; Penny considers joining Leonard at Comic-Con.

Tuesday, September 2

The Escape Hatch Identification

Season 10 • Episode 18

Leonard and Penny offer Sheldon's old room to Raj after he moves out of his apartment.

Tuesday, September 2

The Collaboration Fluctuation

Season 10 • Episode 19

Leonard, Penny and Raj adjust to their new arrangement; Sheldon expresses interest in Amy's work.

Tuesday, September 2

A free-spirited beauty moves in next door to two physicists.