Classic call-and-response style jokes that follow a set pattern.
Knock, knock. Who's there? Ho-ho.
Knock, knock. Who's there? Emma.
Knock, knock. Who's there? Thistle.
Knock, knock. Who's there? Figs.
Knock, knock. Who's there? Leaf.
Knock, knock. Who's there? Iva.
Knock, knock. Who's there? Mama.
Knock, knock. Who's there? Ya.
Knock, knock. Who's there? Astro.
Knock, knock. Who's there? Dozen.
Knock, knock. Who's there? Doris.
Knock, knock. Who's there? Nu.
Knock, knock. Who's there? Howard.
Knock, knock. Who's there? Alma.
Knock, knock. Who's there? Stamp.
Knock, knock. Who's there? Juan.
Knock, knock. Who's there? Dewey.
Knock, knock. Who's there? Noah.
Knock, knock. Who's there? The police.
Knock, knock. Who's there? Hatch.
Knock, knock. Who's there? Dots.