Okay, I admit, we're sinking pretty low with this one.
Here's a pretty dumb compilation from the crass movie Orgazmo from the minds of South Park creators Trey Parker and Matt Stone and directed by Trey Parker.
Featuring this parody of a douchebag caricature who ends up at the other side of his joke by the end of the movie.
Truly frightening stuff. Dumb too. But also funny, in a Dumb and Dumber sort of way:
(Not trying to insult or denigrate anyone, just sharing this for trivia)