Knock, knock! Who's there? Centipede. Centipede who? Centipede on the Christmas tree.
Knock, knock!Who's there?Centipede.Centipede who?Centipede on the Christmas tree. 0 0 0 Knock-knock jokes
Knock, knock!
Who's there?
Centipede.
Centipede who?
Centipede on the Christmas tree.