Ian: knock, knock.
Me: (with sinking heart) Who’s there?
Ian: Banana peel!
Me: Banana peel who?
Ian: you! Now it’s your turn to say “knock knock!”
Me: knock, knock.
Ian: who’s there?
Me: I don’t know.
Ian: no, you’re supposed to say a fruit, a vegetable or anyone else.
Me: a fruit, a vegetable, or anyone else.
Ian: say “grapes.”
….
Ian: knock knock.
Me: who’s there?
Ian: no, say ‘Monkey.’
Me: no, there’s no monkey.
Ian: yes there is. Now, just say ‘monkey.’