Soupy's famous quote - "Be true to your teeth and they won't be false to you."
And the infamous bit when he "instructed" his audience to go into their parents' wallets and remove those "funny green pieces of paper with the picture of U.S. presidents on them and mail them to me."
That one went over like a fart in church.
But the pies. OMG, the pies. One stat I read said that he'd been hit with something like 20,000 pies in his career.