Knock Knock Who's there? Muffikin Muffikin who? Muffikin fingers are trapped in the door.
Knock, knock. Who's there? Owls say. Owls say who? Yep, that they do.
"Have you heard my knock-knock joke?" asked the blonde. "No," said the brunette. "Okay," said the blonde, "you start."
Did you hear about the guy who invented the knock knock joke? He won the "no-bell" prize!
Knock, Knock Who is there? A long erected penis with an eye on my head and some wools in my feet. What do you want? Is there any body to suck me? I want to weep.
Knock-knock Who is there? A shattered penis with many diseases. What kind of illness? Gall, Aids, Gonorrhea, Syphilis... Enough, it is the best present for my mother in law.
Chuck Norris was once part of a knock knock joke. The Joke ended abruptly when after the first knock the door blew up killing the man behind it.
Knock knock! Who's there? Yah! Yah who? Naaah, bro, I prefer google.
Kock, Knock Who is there? Suck, suck. Suck, suck who? After a long pause with a low voice: My dick; dear!
Fan: "I see you won a silver medal at the Olympics. What's it for?¨" Athlete: "It's for telling knock knock jokes." Fan: "And what's that gold medal for?" Athlete: "For stopping."