Knock Knock
Who's there?
Colin!
Colin who?
Colin the doctor, I feel ill!

Knock Knock
Who's there?
Collier!
Collier who?
Collier big brother see if I care!

Knock Knock
Who's there?
Cologne!
Cologne who?
Cologne me names won't help!

Knock Knock
Who's there?
Coolidge!
Coolidge who?
Coolidge a cucumber!

Knock Knock
Who's there?
Conga!
Conga who?
Conga go on meeting like this!