Here's a few .
"Nice suit! Somewhere there's a Pinto without upholstery!"
"You're such a smart-ass! I bet you could sit on a carton of ice cream and tell what flavor it is!"
"What happened, mush-mouth? Did the quaaludes just kick in?!!"
"I saw him earlier - he was in the bathroom getting a drink of water - and the seat fell and hit him on the head."
"After meeting you, I've changed my opinion on birth control!"
"Nice teeth, I bet you could chew corn through a fence with those!"