Knock, knock. Who's there? Lettuce. Lettuce who? Lettuce have a good time together!

Knock, knock. Who's there? Boo. Boo who? Let's boogie!

Knock, knock. Who's there? Banana. Banana who? Banana split if you keep telling jokes like that!

Knock, knock. Who's there? Yodel. Yodel who? Yodel-ay-hee-hoo, that's a good one!

Knock, knock. Who's there? Alpaca. Alpaca who? Alpaca the snacks, let's keep joking!

Knock, knock. Who's there? Wanda. Wanda who? Wanda know what's next? More jokes!

Knock, knock. Who's there? Cereal. Cereal who? Cereal-ously funny jokes you've got!

Knock, knock. Who's there? Al. Al who? Al give you a hint, it's time for another joke!

Knock, knock. Who's there? Ivana. Ivana who? Ivana break from all these knock-knock jokes!

Knock, knock. Who's there? Alpaca. Alpaca who? Alpaca the suitcase while you pack the car!

Knock, knock. Who's there? Olive. Olive who? Olive your jokes are bad!

Knock, knock. Who's there? Banana. Banana who? Banana split so ice creamed!

Knock, knock. Who's there? Walks. Walks who? Walks on water, swims on land!

Knock, knock. Who's there? Hula. Hula who? Don't you look pretty doing that dance!

Knock, knock. Who's there? Dora. Dora who? Dora you have to open this door for me!

Knock, knock. Who's there? Emma. Emma who? Emma bit cold out here, can I come in?

Knock, knock. Who's there? Juan. Juan who? Juan to hear a good joke?

Knock, knock. Who's there? Trollop. Trollop who? Trollop over to my house later!

Knock, knock. Who's there? Adore. Adore who? Adore you, happy Valentine's Day!

Knock, knock. Who's there? Pauline. Pauline who? Pauline in the floor laughing at your joke!

Knock, knock. Who's there? To. To who? To whom, smarty pants!