Playing around while aboard a cruise ship, the Chipmunks and Chipettes accidentally go overboard and end up marooned in a tropical paradise. They discover their new turf is not as deserted as it seems. During a benefit concert in Paris, France, David Seville is injured. Dave must recuperate and is forced to leave his aunt to look after the Chipmunks. Arrangements are also made for them to go to school. After another accident, the Chipmunks are left in the care of Toby, the grandson of Dave’s aunt.
Meanwhile, Ian Hawke lives in the basement of JETT Records. Three singing female chipmunks, Brittany, Jeanette, and Eleanor, also known as the Chipettes, emerge and Ian hires them as plot to get back at the Chipmunks and revive his career.
While at school, the Chipmunks are bullied by jocks and visit the principal’s office. They discover that the principal is a huge fan and wants them to help raise money for the music program by participating in a contest. Meanwhile, when Ian is shocked to find the Chipmunks on the front page of his newspaper. After he reads a story about him, he quickly sends the Chipettes to school.
When the Chipmunks meet the Chipettes, they fall for their counterparts, but are soon forced to have a rivalry after discovering that they are with Ian. Meanwhile Dave finds out Toby is watching the boys, and he quickly leaves the hospital. At the concert, the Chipettes sing and Alvin fails to show for the Chipmunks – who then ...read more