Old Indian Trick

Q: How do you find your dog if he's lost in the woods?
A: Put your ear up to a tree and listen for the bark.

On Jeopardy

Trebek: The category is "Political Subversion". The answer is: This entity is dedicated to the destruction of religion, morality, and the American way of life.
Player: What is the KGB?
Trebek: Be more specific.
Player: What is PBS?
Trebek: Right!

Healthy Virgin Definition

Q: What's the definition of a healthy virgin?
A: One who has never been bed-ridden.