Knock, knock. Who's there? Otto. Otto who? Otto know, but I like knock-knock jokes!

Knock, knock. Who's there? Lolly. Lolly who? Lollypop!

Knock, knock. Who's there? Juanita. Juanita who? Juanita go home now.

Knock, knock. Who's there? Dentures. Dentures who? Dentures bite!

Knock, knock. Who's there? Pecan. Pecan who? Pecan anyone lock the door?

Knock, knock. Who's there? Sarah. Sarah who? Sarah doctor home?

Knock, knock. Who's there? Wayne. Wayne who? Wayne will we go home?

Knock, knock. Who's there? Anita. Anita who? Anita see you in the morning!

Knock, knock. Who's there? Al. Al who? Al give you a high five for laughing at this!

Knock, knock. Who's there? Tank. Tank who? Tank heaven, you're here!

Knock, knock. Who's there? Noah. Noah who? Noah one can resist these jokes!

Knock, knock. Who's there? Hula. Hula who? Hula-la-la, let's dance to this joke!

Knock, knock. Who's there? Butch. Butch who? Butch your arms around me, it's getting cold!

Knock, knock. Who's there? Atch. Atch who? Bless you, you've got a cold!

Knock, knock. Who's there? Butter. Butter who? Butter wrap up, it's cold outside!

Knock, knock. Who's there? Cargo. Cargo who? No, go away!

Knock, knock. Who's there? Yodel. Yodel who? Yodel lay hee hoo!

Knock, knock. Who's there? Mikey. Mikey who? Mikey doesn't fit in the lock, that's why I'm knocking!

Knock, knock. Who's there? Disco. Disco who? Disco is the way we wanted!

Knock, knock. Who's there? Dunnup. Dunnup who? Dunnup forget to laugh, it's just a joke!

Knock, knock. Who's there? Olive. Olive who? Olive juice for the joke!