Alvin and the Chipmunks

Thinking Cap Trap (7x5)

Air date: Sep 16, 1989

Simon is frustrated being the smartest member of the family. He invents a cap that helps Dave and his brothers become smarter. Simon is so confident with his family’s new smarts that he signs them up to be on a genius game show. But before he could give his family another boost of the thinking cap, he loses it.