A Stock Joke that consists of a simulated door knock, a random thing, and a pun about the random thing.
http://tvtropes.org/pmwiki/pmwiki.php/Laconic/KnockKnockJoke
FollowingLaconic / "Knock Knock" Joke
Go To
http://tvtropes.org/pmwiki/pmwiki.php/Laconic/KnockKnockJoke
FollowingGo To
A Stock Joke that consists of a simulated door knock, a random thing, and a pun about the random thing.