Alvin and the Chipmunks

The Chipmunks (Alvin, Simon, and Theodore) were created by Ross Bagdasarian (a.k.a. David Seville) in the 1950s, and became popular with novelity recordings such as The Chipmunk Song (Christmas Don't Be Late).

The Chipmunks appeared with the Muppet Babies in the 1990 animated television special Cartoon All-Stars to the Rescue.