Alvin, Simon, dan Theodore datang kembali, bersama dengan manajer mereka yang kerepotan, Dave. Namun, kali ini mereka punya saingan: Para Tupaiwati.
Rilis: Dec 21, 2009
Runtime: 88 menit
Genre: Komedi, Keluarga, Animasi, Fantasi, Musik
Bintang Aktor: Zachary Levi, David Cross, Jason Lee, Justin Long, Matthew Gray Gubler, Jesse McCartney
Crew: Michele Imperato Stabile (Unit Production Manager), Glenn Brown (Steadicam Operator), Ron Tondreau (Key Grip), Maggie Elliott (Makeup Artist), Julianne Jordan (Music Supervisor), Bo Johnson (Art Direction)