Boy: Daddy, what will I do at school today?
Me: I don't know. Do you think you'll eat lunch?
Boy: Yes.
Me: Do you think you'll play outside?
Boy: Yes.
Me: Do you think you'll take a nap?
Boy: Yes.
Me: Do you think you'll sing songs?
Boy: Yes.
Me: Do you think you'll tell jokes?
Boy: Yes.
Me: Do you know what a joke is?
Boy: Yes.
Me: Tell me a joke, then.
Boy: (thinks for a second) The sink is a bathtub!