Alvin And The Chipmunks Meet Frankenstein (1999) is a animated direct-to-video movie that combines the classic Chipmunks characters with a family-friendly take on the Frankenstein story.
Follows Alvin, Simon, and Theodore as they get involved in a spooky adventure when Dr. Frankenstein's monster comes to life. The movie features the Chipmunks' signature musical numbers and comedy while incorporating classic monster movie elements in a way that's appropriate for children.