The best knock-knock jokes

Fast way to screw up someone's Knock Knock joke...? "It's open."
Vote: has 80.42 % from 177 votes. Send joke:

More jokes about: knock-knock, life
One day a man heard knocking at his door. He opened the door only to see a small snail sitting there smiling. The guy picked the snail up and threw it as far as he possibly could. Three years later he heard knocking at the door again. He opened the door to see the snail. The snail said, "What the hell was that all about?"
Vote: has 69.30 % from 50 votes. Send joke:

More jokes about: animal, knock-knock
Knock Knock. Who's there! Ice cream! Ice cream who? Ice cream if you don't let me in!
Vote: has 68.89 % from 57 votes. Send joke:

More jokes about: food, knock-knock
Knock knock! Who's there? Yah! Yah who? Naaah, bro, I prefer google.
Vote: has 66.49 % from 49 votes. Send joke:

More jokes about: geek, IT, knock-knock
Knock-knock. Who's there? To. To who? No, to whom.
Vote: has 65.86 % from 48 votes. Send joke:

More jokes about: knock-knock, nerd
Knock Knock! Who's There? Figs Figs who? Figs the doorbell, it's broken!
Vote: has 65.80 % from 82 votes. Send joke:

More jokes about: kids, knock-knock
Knock Knock. Who's there? Opportunity. Don't be silly - opportunity doesn't knock twice!
Vote: has 64.71 % from 53 votes. Send joke:

More jokes about: knock-knock, life
Knock Knock! Who's there? Zany Zany who? Zany body home?
Vote: has 64.43 % from 85 votes. Send joke:

More jokes about: kids, knock-knock
"Knock, knock.Who's there?" very long pause... "Java."
Vote: has 62.53 % from 131 votes. Send joke:

More jokes about: IT, knock-knock
Q: Why can't you tell blondes knock-knock jokes? A: Because they leave to go answer the door.
Vote: has 62.39 % from 74 votes. Send joke:

More jokes about: blonde, knock-knock