My Friends the Chipmunks

My Friends The Chipmunks was Alvin and the Chipmunks' first full-length feature. The film was distributed by Warner Bros. Pictures, and produced by Bagdasarian Productions and Herbert Klynn's Format Productions. It was released to theatres on November 15, 1969.

Synopsis
Jennifer, a kind-hearted girl in her early 20s, visits the home of the Sevilles to see Dave with Alvin and the Chipmunks. She becomes the Chipmunks' new nanny.

Trivia

 * Jennifer is the only character in this film to be rotoscoped in a similar manner to Disney and Fleischer Studios' rotoscoping techniques. Though the Chipmunks and/or Dave would be rotoscoped for the dancing sequences while on-model.