Here are 10 classic (and a few fresh) knock-knock jokes for you:
Knock knock.
Who’s there?
Boo.
Boo who?
Don’t cry, it’s just a joke!
Knock knock.
Who’s there?
Lettuce.
Lettuce who?
Lettuce in, it’s freezing out here!
Knock knock.
Who’s there?
Atch.
Atch who?
Bless you!
Knock knock.
Who’s there?
Cow says.
Cow says who?
No, cow says moo!
Knock knock.
Who’s there?
Orange.
Orange who?
Orange you glad I didn’t say banana.
Knock knock.
Who’s there?
Harry.
Harry who?
Harry up and answer the door!
Knock knock.
Who’s there?
Alpaca.
Alpaca who?
Alpaca the suitcase, you load up the car!
Knock knock.
Who’s there?
Tank.
Tank who?
You’re welcome!
Knock knock.
Who’s there?
Woo.
Woo who?
Woo-hoo! I’m so excited to tell you another joke!
Knock knock.
Who’s there?
Interrupting cow.
Interrupting co—
MOO!