Knock knock. Who's there? Maple.

Maple who? Maple syrup to talk to someone, I'm feeling a little drained.

Knock knock. Who's there? Isabelle.

Isabelle who? Isabelle necessary, or can I just walk right in?

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? Brew.

Brew who? Tea-rific to meet you.