"Based upon the characters Alvin and the Chipmunks created by Ross Bagdasarian."
"Screenplay by Will McRobb & Chris Viscardi."
"Based on the new movie!"--Cover.
Summary
The Chipmunks have a hard time adjusting when they start attending middle school, but they look forward to competing in a local battle of the bands, until they learn about a rival group of female chipmunk singers, the Chipettes.