A racial-sensitivity training session turns into a nightmare when bumbling Dunder Mifflin paper company manager Michael (Carell) has staffers play a “guess my race” game. We also see the first sparks between salesman Jim (Krasinski) and secretary Pam (Fischer).
“The Merger” (Season 3, Episode 8)
The closing of the Stamford branch brings new blood to Scranton, including quirky Dwight’s (Wilson) new foe, Andy (Ed Helms). The awkward welcome party alone is worth it.
Chris Haston/NBCU Photo Bank
“Dinner Party” (Season 4, Episode 9)
The only thing crazier than Michael’s relationship with unstable former boss Jan (Melora Hardin) is how it comes crashing down during a packed soiree.
Byron Cohen/NBCU Photo Bank
“Niagara” (Season 6, Episodes 4 and 5)
Jim and Pam’s Upstate New York nuptials come complete with a Maid of the Mist twist and a joyful take on a viral YouTube video featuring the entire cast dancing to Chris Brown’s “Forever.”
“Finale” (Season 9, Episode 23)
Welcome back! Beloved stars who departed the series — including Carell, B.J. Novak (Ryan), and Mindy Kaling (Kelly) — return for Dwight’s wedding in a goodbye that’s impossible not to love.