The name Snowball refers to five fictional cats that have been owned by the Simpson family in the American animated sitcom The Simpsons. The differences between them are: * Snowball, a white female cat who died and only briefly appeared in a flashback in the series, but has been mentioned numerous times. * Snowball II, a dark grey female cat who was the cat owned from the first episode up until her death in the episode "I, (Annoyed Grunt)-Bot". * Snowball III, a brown male cat who only appears in "I, (Annoyed Grunt)-Bot" and drowns when it jumps in the fish tank. * Coltrane (Snowball IV), a white male cat who only appears in "I, (Annoyed Grunt)-Bot". Coltrane commits suicide upon hearing Lisa play the saxophone, as it either frightened him or it wasn't to his liking. * Sn