Aron Ralston

Aron Lee Ralston (born October 27, 1975), credited as Aron "I Gave My Right Arm Up To Be On The Simpsons" Ralstump, is an American engineer, motivational speaker, and mountaineer, best known for having to amputate his own right arm to free himself from a boulder. He voiced a 9-1-1 dispatcher in the season 23 episode "Treehouse of Horror XXII".