Knock KnockWho’s there !Claude !Claude who ?Claudework Orange !

Knock KnockWho’s there !Clay !Clay who ?Clay on, Sam !

Knock KnockWho’s there ?Cliff !Cliff who ?Cliff hanger !

Knock KnockWho’s there !Clinton !Clinton who ?Clinton your eye !

Knock KnockWho’s there ?Closure !Closure who ?Closure mouth when you eat !

Knock KnockWho’s there !Cod !Cod who ?Cod red-handed !

Knock KnockWho’s there ?Clown !Clown who ?Clown for the count !

Knock KnockWho’s there ?Chopin !Chopin who ?Chopin the supermarket !

Knock KnockWho’s there ?Chris !Chris who ?Chrisco’ll do you proud everytime !

Knock KnockWho’s there !Chrysalis !Chrysalis who ?Chrysalis the cake for you !

Knock KnockWho’s there ?Chuck !Chuck who ?Chuck in a sandwich for lunch

Knock KnockWho’s there !Cicero !Cicero who ?Cicero the boat ashore !