Always been one of my favourites.
John/Paul: Hey Bulldog. . .
Paul: Hey man
John: What's that, boy?
Paul: Ruff!
John: Whaddya say?
Paul: I say, ruff!
John: Do you know any more?
Paul: Wowowowoaaaaa!
John: (Screams loudly)
Paul: You got it, that's it, you hit it, that's it man, woop!, that's it you got it
John: (Screams hysterically)
Paul: Don't look at me man, I already have ten children
Paul: Either Clap man, clap or Quite, boy quiet
John: okay
Paul: Either Clap! or Quiet!