13 Answers

Knock knock--who's there?

Cantaloupe--Cantaloupe who?

Cantaloupe tonight, my dad has the car.

Knock knock.....who's there

ice cream.......ice cream who

ice cream if you don't let me in

Knock knock  --  Who's there?

Tyrone  -- Tyrone who?

Tie your own shoelace.

My favorite one is; 

tell your partner to say 'Knock-Knock'  they will immediately say it and you say, 'who's there.." 

They are totally befuddled, they don't know what to say, gets them every time..

Knock knock whos there ....Doctor ...... Doctor Who - thats right .

knock, knock.....who's there? JONADAB (shouting through the door) Jonadab who?

Jonadab some iodine on that fester?

This was actually posted by another member here but made me laugh and has become my favorite joke. "It" as in the joke, not the thumper. :) 

Colleen

Thank you for the laugh!! I still chuckle ;)

Did I get it right? I was going on memory.

knock knock

whos there?

well its me you idiot!!! :D

knock knock

who's there?

I's your next door neighbor.

knock knock

who's there?

obama!

obama who?

obama self, my health care plan din't work

The only funny one that made any sense was the one about Cantaloupe

Knock Knock!

Who's there?

Orange.

Orange who?

Orange you glad I didn't say Banana?

"Knock!"                                                                                                                                                     "Knock!"                                                                                                                                                     "Who's there?"                                                                                                                                           "Madame!"                                                                                                                                                "Madame who?"                                                                                                                                       "Madame foot's stuck in the door!"                                                                                                                                                                               

Knock knock - Who's there?

Boo - Boo who?

Aaahh. If you let me in, I'll make it better!