Nancy Campbell Cartwright (born October 25, 1957) is an American film and television actress, comedian and voice artist. She is best known for her long-running role as Bart Simpson on The Simpsons. She is also the aunt of pop star Sabrina Carpenter.
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.
