Classic call-and-response style jokes that follow a set pattern.
Knock, knock. Who's there? Boo. Boo who? Boo you glad I didn't say banana?
Knock, knock. Who's there? Snow. Snow who? Snow use trying to top these jokes!
Knock, knock. Who's there? Anita. Anita who? Anita joke or a riddle?
Knock, knock. Who's there? Owl. Owl who? Owl be seeing you later!
Knock, knock. Who's there? Wendy. Wendy who? Wendy bell rings, open the door!
Knock, knock. Who's there? Santa. Santa who? Santa Claus is coming to town!
Knock, knock. Who's there? Justin. Justin who? Just in time for some fun!
Knock, knock. Who's there? Tuna. Tuna who? Tuna into your favorite TV show!
Knock, knock. Who's there? Lettuce. Lettuce who? Lettuce celebrate with some cake!
Knock, knock. Who's there? Tuba. Tuba who? Tuba toothpaste and it'll help your smile!
Knock, knock. Who's there? Lettuce. Lettuce who? Lettuce inside, it's freezing out here!
Knock, knock. Who's there? Honeydew. Honeydew who? Honeydew you want to answer the door?
Knock, knock. Who's there? Justin. Justin who? Justin the neighborhood!
Knock, knock. Who's there? Biscuit. Biscuit who? Biscuit an egg, it's breakfast time!
Knock, knock. Who's there? Sherwood. Sherwood who? Sherwood like to see you smile!
Knock, knock. Who's there? Justin. Justin who? Justin time for the party!
Knock, knock. Who's there? Police. Police who? Police open the door, there's a squirrel outside!
Knock, knock. Who's there? Wooden. Wooden who? Wooden you like to know!
Knock, knock. Who's there? Cow. Cow who? Cow-tastic joke, right?
Knock, knock. Who's there? Wood. Wood who? Wood you mind closing the door?
Knock, knock. Who's there? Honeydew. Honeydew who? Honeydew you want to open the door?