After 7 seasons on NBC, Alvin & the Chipmunks shifted to Fox for what would be their final season. With the change in networks came a title and format change.
Chipmunks Go To The Movies consisted of 13 episodes, all parodies of well known films. DIC had taken over the animation from Ruby-Spears at the end of the NBC run, during which the title had been shortened to The Chipmunks, and part of the final NBC season was split with syndicated episodes, produced by Murakami-Wolf-Swenson (Teenage Mutant Ninja Turtles), some of which aired on NBC when the DIC episodes were delayed for unknown reasons.
Ye scribe never saw Chipmunks Go To The Movies, so there's no rating. However, here's the open: