Ok. Had to do a top five today. Are people TRYING to get on my list? :P
5. "a trombone player with a pager" -scotz
(Is this the punchline? "What can blow, vibrate, and make noise at the same time?"

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4. "well soda it involved cream, custard and raspberries" -MarkV
(SOUNDS LIKE MY KINDA NIGHT!

)
3. "oh i meant about the child battling" Mercury_Maniac
(Is that like cock fighting?)
2. "I diagrammed the relationship." -Gekkogekko
(They never tought me how to do that in Grammar class. What was the subject/verb/preposition/object of the preposition etc?)
1. "if a frog had a pogo stick it wouldn't need legs" -rockintime
(If a woman had a vibrator.....)