Knock, Knock! Who's There? Bella! Bella Who? Bella No Ringa, So I Knocka!
Bella no ringa, so I knocka!
(knock, knock) "Who's there?" "A polish thief.
Knock, knock. Who's there? Death. Death wh..........
Knock knock Who's there? Don Juan Don Juan who? I Don Juan to set the world on fire!
Knock, knock. Who's there? Waddle. Waddle who? Waddle I do if you don't open the door?
Knock, Knock S. Hussein: "Who's there?" KA S.
H. "Ka who? " KA_BOOM!!!!!...
Knock, knock." "Who's there?" "Oz." "Oz, who?" "Oz be the new mayor!
Knock, knock. Who's there? Harry. Harry who? Harry up, I'm hungry!
Knock, knock. Who's there? Gladys. Gladys who? Gladys Thanksgiving. Aren't you?
Knock knock Who's there? Little old lady Little old lady who?
Gee, I didn't know you knew how to yodel....