The Chipmunk Adventure (1987)
Summary: Alvin has entered himself and Simon and Theodore in a hot-air balloon race around the world against the Chipettes to deliver diamonds for a group of diamond smugglers. The winners will collect a prize of $100,000. Kids and adults will enjoy this film made with musical numbers by the Chipmunks and the Chipettes.
I remember watching this one when I was a kid. heh.
