Knock knock.
Who's there?
Cecily.
Cecily who?
Cecily is an island in the Mediterranean.
Knock knock.
Who's there?
Celeste.
Celeste who?
Celeste time I come calling.
Knock knock.
Who's there?
Cindy.
Cindy who?
Cindy parcel, special delivery.
Knock knock.
Who's there?
Clara.
Clara who?
Clara space on the table.
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BEST EVER KNOCK KNOCK JOKES
HumorKnock knock. Who's there? Doctor. Doctor who? That's right! Where's my tardis? Beware of who is at the door-whoever it is, be it Liz, Adam or Fred... they will have you roaring with laughter and giggling for days. Knock out your friends with this hi...
