Battles conversation 1

Paul: John, I wrote a song
Paul: -gives paper-
John: Let's see now
John: No boats or food mentioned in the lyrics for once. You actually wrote a decent song
Paul: :3
Paul: John, can I ask you something?
John: If this is about why we're out of cake, I already told you five times you're the one who ate everything
Paul: That's not it
Paul: -looks at paper and then looks at John-
Paul: John, what does 'Yesterday' mean?
John: ...
Paul: ...
John: ...
Paul: ...
John: This better be a joke