The tendency in comedy is to have a character who's stupid get more stupid, because you're trying to top yourself and not just repeat.
Matt GroeningAmerican culture has a lot of great moustaches in its history. Mark Twain had a great moustache, Charlie Chaplin, Ben Turpin ... but Zappa, he's got the best moustache in American history. Got the moustache, right, and he's got that little thing on his chin, I think it's called an imperial, that is, like, the coolest thing. That's like one of the great icons of the twentieth century.
Matt Groening