Knock, knock. Who's there? Hip. Hip who? Hip hip hooray, it's knock-knock joke time!

Knock, knock. Who's there? Thistle. Thistle who? Thistle have to wait, I'm busy!

Knock, knock. Who's there? Felix. Felix who? Felix my heart skip a beat when you answered!

Knock, knock. Who's there? Justin. Justin who? Justin the neighborhood, how may I help you?

Knock, knock. Who's there? Hatch. Hatch who? Bless you, my friend!

Knock, knock. Who's there? Boo. Boo who? Boo didn't see that coming!

Knock, knock. Who's there? Nobel. Nobel who? Nobel prize winner at your service!

Knock, knock. Who's there? Wanda. Wanda who? Wanda hang out later?

Knock, knock. Who’s there? Banana. Banana who? Knock, knock. Who’s there? Lettuce. Lettuce who? Lettuce in, it’s cold out here!

Knock, knock. Who’s there? Cow. Cow who? Cow goes moo, not who!

Knock, knock. Who’s there? Boo. Boo who? Boo who are you looking for?

Knock, knock. Who’s there? Lettuce. Lettuce who? Lettuce turnip the volume and dance!

Knock, knock. Who’s there? Honey bee. Honey bee who? Honey bee a dear and get the door, please!

Knock, knock. Who’s there? Olive. Olive who? Olive a sudden you’re here!

Knock, knock. Who’s there? Butcher. Butcher who? Butcher the doorbell, it’s broken!

Knock, knock. Who’s there? Olive oil. Olive oil who? Olive oil you need to cook a good meal!

Knock, knock. Who’s there? Lettuce. Lettuce who? Lettuce alone, I’m reading a book!

Knock, knock. Who’s there? Otto. Otto who? Otto know the answer to this knock-knock joke?

Knock, knock. Who’s there? Robin. Robin who? Robin you, now give me my money!

Knock, knock. Who’s there? Taco. Taco who? Taco ‘bout a good knock-knock joke!

Knock, knock. Who’s there? B-4. B-4 who? B-4 you go, can we finish this knock-knock joke?