Classic call-and-response style jokes that follow a set pattern.
Snowball
Snowball fight if you don't let me in!
Olive oil
Olive oil be upset if you don't open this door!
Alpaca the suitcase, I'll stay for a while!
Woo hoo, you gonna open this door?
Europe who's arrival is imminent!
Mustache you a question, but I'll have to wait.
Candice who needs a key when you have a doorbell?
Sofia who is knocking, can you open up?
Cheese who's here, show me the food!
Honeydew who love a good knock-knock joke?
Dewey who thinks they're the slowest door opener?
Voodoo who do you think you are not letting me in?
Wanda who left me outside so long?
Thermos who is knocking so rhythmically?
Europe who is at the door, open up!
Olive oil who is desperate to come in!
Snowball who's getting impatient out here!
Police who's here, open the door or I'll arrest you!
Justin who's been knocking for ages, let me in!