Maybe Jehovah's Witnesses keep knock knock knocking because they're looking for Heaven's Door. You don't know.

Knock Knock Who's there ! Belinda ! Belinda who ? Belinda church steeple !

Knock Knock! **Knock Knock** Who's there? **Britney Spears** Britney Spears who? **Knock Knock** Who's there? **Oops I did it again!**

Bill Gates suddenly dies... ...and finds himself face to face with God. God stood over Bill Gates and said, "Well Bill, I'm really confused on this one. It's a tough decision; I'm not sure whether to send you to Heaven or Hell. After all, you helped society enormously by putting a computer in almost every home in America, yet you also created that ghastly Windows '95 among other indiscretions. I believe I'll do something I've never done before; I'll let you decide where you want to go." Bill p…