Futurama - Season 5 Episode 16
The Devil's Hands Are Idle Playthings

Desperate to learn how to play the holophonor in order to impress Leela, Fry swaps hands with the Robot Devil. He goes on to become a skilled holophonor player, winning Leelas heart and penning an opera about her life story, but the Robot Devil still has a trick or two up his sleeve.