Quote Originally Posted by Gizmokid2005 View Post

Schwarzenegger has a big one, Michael J. Fox has a small one, Madonna doesn't have one, the pope doesn't use his, and Clinton uses his all the time. What is it?
ANSWER (Congrats Mathster): Last name.

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NEXT RIDDLE:

There is a barrel with no lid and some wine in it. "This barrel of wine is more than half full," said Curly. "No it's not," says Mo. "It's less than half full."

Without any measuring implements and without removing any wine from the barrel, how can they easily determine who is correct?