Flap-jacks. Goose who? ABCD 81. (Shh, don't tell anyone, but there's also a genre of dirty knock knock jokes for the adults in the room.) A little old lady who? I ate a clock yesterday, it was very time-consuming. Knock, knock. Get ready to split sides with new and classic puns. 1998-2010 Kidsjokes.co.uk - Copyright Notice,