Knock Knock!
Who's there?
Doughnut!
Doughnut who?
Doughnut ask, it's a secret.

joking
Knock Knock!
Who's there?
Doughnut!
Doughnut who?
Doughnut ask, it's a secret.
Knock Knock!
Who's there?
Doughnut!
Doughnut who?
Doughnut ask, it's a secret.