Knock knock. Who's there? Wanda.

Wanda who? Wanda why you won't open the door!

Knock knock. Who's there? Documentation.

who? This joke is still in beta and the punchline has not been implemented yet. Please try again later.

Knock knock. Who's there? Amos.

Amos who? Amos *astounding* fact about puns is that Amos *clever* one is Amos *likely* to make you *a-moan*!

Knock knock. Who's there? Canoe.

Canoe who? Canoe let me in, it's freezing out here!