This fun follow-up to the 2007 family hit blending live action and animation finds chipmunks Alvin, Simon, and Theodore without a guardian when Dave (Jason Lee) is injured in Paris. Dave's irresponsible nephew Toby (Zachary Levi) tries to look afterthe tiny pop stars, who enroll in high school and must deal with a female trio of singing rodents, The Chipettes, and crooked record exec Ian Hawk (David Cross). Co-stars the voices of Justin Long, Amy Poehler, and Christina Applegate. 88 min. Widescreen (Enhanced); Soundtracks: English Dolby Digital 5.1, DVS Dolby Digital 5.1, Spanish Dolby Digital Surround, French Dolby Digital Surround; Subtitles: English (SDH), Spanish; featurettes.