Knock Knock
Who's there?
Congo!
Congo who?
Congo out, I'm grounded!

Knock Knock
Who's there?
Conyers!
Conyers who?
Conyers please open the door!

Knock Knock
Who's there?
Cook!
Cook who?
Cuckoo yourself, I don't come here to be insulted!

Knock Knock
Who's there?
Costa!
Costa who?
Costa lot!

Knock Knock
Who's there?
Cozy!
Cozy who?
Cozy who's knocking!