Knock, knock. Who's there? Amos. Amos who? A mosquito bit me, can you itchy it?

Knock, knock. Who's there? Justin. Justin who? Justin the nick of time for a laugh!

Knock, knock. Who's there? Cargo. Cargo who? Cargo beep beep, make way for the delivery!

Knock, knock. Who's there? Olive. Olive who? Olive you, will you be mine?

Knock, knock. Who's there? Anita. Anita who? Anita sandwich, I'm hungry!

Knock, knock. Who's there? Deja. Deja who? Deja the way to a happier day!

Knock, knock. Who's there? Harry. Harry who? Harry you go, have a good day!

Knock, knock. Who's there? Gladys. Gladys who? Gladys the weekend finally here!

Knock, knock. Who's there? Dough. Dough who? Doughn't forget to close the door behind you!

Knock, knock. Who's there? Olive. Olive who? Olive my love, my darling!

Knock, knock. Who's there? Anita. Anita who? Anita borrow a pencil, do you have one?

Knock, knock. Who's there? Candace. Candace who? Candace door open, I forgot my keys!

Knock, knock. Who's there? Dexter. Dexter who? Dexter halls with boughs of harriness!

Knock, knock. Who's there? Luke. Luke who? Luke through the window and find out!

Knock, knock. Who's there? Nobel. Nobel who? Nobel 'prize' for guessing who it is!

Knock, knock. Who's there? Harry. Harry who? Harry to see you again!

Knock, knock. Who's there? Etch. Etch who? Bless you, you look cold out here!

Knock, knock. Who's there? Aardvark. Aardvark who? Aardvark a hundred miles for one of your smiles!

Knock, knock. Who's there? Cow says. Cow says who? Cow says moo, silly!

Knock, knock. Who's there? Mustard. Mustard who? Mustard been the wind, it's open!

Knock, knock. Who's there? Cow says. Cow says who? Cow says moo, that's who!