Answer:
What has eyes but can not see?
Arnold Schwarzenegger has a big one, Michael J Fox has a small one, Madonna doesn't have one, The pope has one but he never uses it, Bill Clinton has one and he uses it all the time! What is it?
A weighty currency.
Why are mountains funny?
Even if you throw it away, it still comes back.
Funny
Animal
Difficult
Easy
Food
Kids
Logic
What am I?