Alvin, Simon, and Theodore enter a battle of the bands contest to save a school’s music program.
Zachary Levi Toby
David Cross Ian
Jason Lee Dave
Justin Long Alvin
Matthew Gray Gubler Simon
Amy Poehler Eleanor
Anna Faris Jeanette
Christina Applegate Brittany
Wendie Malick Dr. Rubin
Bridgit Mendler Becca
Aimee Carrero Emily
Alexandra Shipp Valentina