Knock knock. Who's there? Dough.

Dough who? Dough-n't worry, I knead to come in.

Knock knock. Who's there? Interrupt

tion. Wait, no. I'm not going to finish the joke. I'm just going to leave you hanging like this, because that's kind of like life, isn't it?

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? Donut.

Donut who? Donut ask, just open the door!