A: You're watching too much TV. B: What do you mean? A: I mean you're wasting your life. B: I'm having fun. A: You're sitting there with your mouth open. B: Who cares? A: I care. Do something. B: Okay. I did something. A: What did you do? B: I turned up the volume. A: That's not what I meant by "do something." B: Will you do something? Leave me alone.