Here's a few of my fav's <G>
You have all the wit and charm of a public urinal cake,
But do you know the difference between you and a urinal cake??
The urinal cake actually serve a purpose.
You must have taken great pains, sir; for you could not naturally have been so very stupid.
He may look like an idiot and talk like an idiot but don't let that fool you. He really is an idiot.
You've got the brain of a four-year-old boy, and I bet he was glad to get rid of it.
Nothing sways the stupid more than arguments they can't understand.
Ordinarily he's is insane. But he has lucid moments when he's only stupid.
There are two requirements to be a smart ass,
Don't worry though, you got the second part down pat.
Thank you, we're all challenged by your unique point of insanity.
You wouldn't be intelligent enough to understand anything that I would be stupid enough to tell you anyways.
Sir, if I said anything to offend you, please believe me when i say, I meant it.