stimpy is a red manx cat with a blue nose that has no tail. he’s body design was based on tweety from looney tunes. stimpy was named by john kricfalusi’s classmate "stimpy cadogen". billy said stimpy’s voice was based on larry fine from the three stooges. stimpy was voiced by billy west from 1990 too 1996. in 2003 stimpy was voiced by eric bauza. some one fans ask billy why he was not not in . billy said "because the new series was not funny".