Knock Knock Jokes - Get Knock Knock Jokes at www.knock-knock-joke.com

You will find lots of Knock Knock here. Here's an example of a knock knock joke from the Web site:

Knock Knock!
Who's there?
Boo.
Boo who?
Don't cry. It's only a joke.

There's more of those jokes at the Knock Knock Joke Web site.