This guy goes to a super market and goes to isle 12 and asks for a box of condoms.
The lady askes "what size" and the guy says "I don't know" so the lady askes him to pull down his pants.
The lady tugs a few times and says "you need a box of x-large condoms".
So this guy hears behind him and he asks for a box of condom's, and the lady says "what size" and the guy says I don't know.
So the lady asks him to pull down his pants.
The lady tugs a few time and says "get a box of medium condoms"
So this teenager in isle 11 hears and wants some of the action.
So he goes to isle 12 and asks "can I have a box of condoms"
The lady asks "what size" and the teenage says "I don't know"
So the lady asks him to pull down his pants .
When he does, the lady tugs a few times, stands up and announces "Clean up in isle 12"