The Itchy & Scratchy Show is a show-within-a-show of The Simpsons which appears as a segment of the fictional Krusty the Klown TV show, watched regularly by Bart and Lisa Simpson and other characters on the animated series. Itself an animated cartoon, The Itchy & Scratchy Show depicts an anthropomorphic blue mouse, Itchy (voiced by Dan Castellaneta) who mutilates an anthropomorphic black cat, Scratchy (voiced by Harry Shearer).