Q: What do you call Beethoven's skeleton sitting in a cave erasing symphonies?
A: Decomposing.

Two atoms were walking down the street. One atom says to the other one, "I've lost an electron!"

The 2nd atom replies, "Are you sure?"

"I'm positive."

Q: What do you call 13 bunnies in a row, hopping backwards?
A: A receding hairline!!!!!!