Knock Knock! Who's there? Justin Justin who? Justin time for dinner!
Knock Knock! Who's There? Figs Figs who? Figs the doorbell, it's broken!
Knock Knock! Who's there? Zany Zany who? Zany body home?
A second grader came home from school and said to her mother, "Mom, guess what? We learned how to make babies today." The mother, more that a little surprised, tried to keep her cool. "That's interesting," she said, "How do you make babies?" "It's simple," replied the girl. "You just change 'y' to 'i' and add 'es'."
A farmer brought his daughter a little pot-belly pet pig. She called it "Stinky" when she played with it out in the yard, but she called it "Ballpoint" when it was in the sty. "Tell me," asked her father, "Why do you have two names for your pig?" "That’s easy," she replied, "Ballpoint is just his pen name."
Knock, Knock! Who's there? D umbbell. Dumbbell who? Dumbbell doesn't work so I had to knock!
One day a 12-year-old boy was walking down the street when a car pulled up beside him and the driver lowered a window. "I’ll give you a large bag of M&Ms if you get in the car," said the driver. "No way! Get lost!" replied the boy. "How about a bag of M&Ms and 10 dollars?" the driver asked. "I said no way," replied the boy. "What about a bag of M&Ms and 50 dollars?" asked the driver. "No, I’m not getting in the car," answered the boy. "Okay, I’ll give you a bag of M&Ms and 100 dollars," the driver offered. "No!" replied the boy. "What will it take to get you in the car?" asked the driver. The boy replied: "Listen, Dad: You bought the Volvo-you live with it!"
Knock Knock. Who's there! Ice cream! Ice cream who? Ice cream if you don't let me in!
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.
Q: Why can't you tell blondes knock-knock jokes? A: Because they leave to go answer the door.
A little boy was so exited because his mom told him he is getting a baby brother. He repeated that to his techer every day, when he came to school, "Im getting a brother." One day his mom alllowed him to feel the baby's kicks in her belly. The next day he came to school and didnt say anything to his teacher, so the teacher asked him, what happend to his brother. He replyed, "I think mommy ate him."