Springfield Billy is an actor from the Song of Shelbyville cast. His role is to specifically to insult Springfield residents. As his name implies, he embodies Shelbyville's impression of Springfield as a town of hillbillies. He thinks there is legalized gambling in Shelbyville because he saw a bumper sticker that read "Free Tibet" (to bet). His appearance on stage elicits derisive hoots from the Shelbyville crowd.