With a happy holiday coming, Dave (Jason Lee Jason Lee) takes Alvin the chipmunk (voiced by Justin long Justin Long), Simon (voiced by Matthew Gray Gubler Matthew Gray Gubler) and the mouse sisters on a luxury cruise ship for a happy and comfortable trip. But Alvin, they played so High that they caused a lot of trouble on the boat, which made Dave quite angry. Naughty chipmunks play with kites, only to make them fall into the sea with Dave and their old rival Ian (David Cross) and drift to a desert island. The kids embark on a survival adventure in the unknown jungle while getting to know the beautiful woman Zoe (played by Jenny Slate Jenny Slate). It looks like a paradise island, but it hides unknown secrets. The film won the favorite award at the 2012 American Youth Choice Awards.