The Simpsons/Sideshow Bob

Sideshow Bob Terwilliger (voiced by Kelsey Grammer) is /Krusty the Klown's silent (during the Krusty show) sidekick. Along the way he snapped and has tried to kill Krusty, Bart, and indeed everyone in Springfield several times, but has failed through a combination of luck and Bart and Lisa's efforts. Was briefly married to Selma (whom he also tried to kill). Grammer's Frasier costar [David Hyde Pierce]? made an appearance in one episode as Sideshow Bob's brother Cecil.

Replaced as Krusty's sidekick by Sideshow Mel.