A struggling songwriter named Dave Seville finds success when he comes across a trio of singing chipmunks: mischievous leader Alvin, brainy Simon, and chubby, impressionable Theodore.

Garfield, the fat, lazy, lasagna lover, has everything a cat could want. But when Jon, in an effort to impress the Liz - the vet and an old high-school crush - adopts a dog named Odie and brings him home, Garfield gets the one thing he doesn't want. Competition.

When Mystery, Inc. are guests of honor at the grand opening of the Coolsville Museum of Criminology, a masked villain shows up and creates havoc before stealing the costumes of the gang's most notorious villains...Could it be that their nemesis, mad scientist Jonathan Jacobo has returned and is trying to recreate their deadliest foes?

The ongoing war between the canine and feline species is put on hold when they join forces to thwart a rogue cat spy with her own sinister plans for conquest.

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.