Q. Why did the monkey fall out of the tree?
A. Because he was dead.
Q. Why did the second monkey fall out of the tree?
A. Because he was holding the first monkey's hand.
Q. Why did the third monkey fall out of the tree?
A. He thought it was a game.
Well I think it's funny . DS#1 and his friend made it up while they were on camp. So they say.