Chipmunk singing sensations Alvin, Simon, and Theodore are back for an encore in this hilarious 'squeakquel' packed with more action and more nutty fun for the whole family. When a concert mishap lands Dave in the hospital, the Chipmunks take a break from superstardom and enroll in school to fit in with kids their age. But they soon face some stiff competition when they meet the Chipettes, a beautiful, talented trio of chipmunks.