When Little Johnny was about 3, he got curious and stuck his hand up a mannequin's pants. His mom says, "No, Little Johnny, there are teeth up there that will bite off your hand." Little Johnny thinks, "Oh no, I can't do that again."
A few years later, he was 15 and he had a girlfriend, and they were making out. She says, "Why don't you ever stick your hand up my pants?" He says, "Oh no, my mom says there are teeth that will bite off my hand up there." She says, "No, there isn't, just look!" Little Johnny looks and says, "Well, no wonder there ain't no teeth. By the way, them gums look..."
