It's been a while since we've heard from Dr. Rivers, and now he's back in the exam room. He's all, "Hey, what's wrong with you?" and "What's the matter with your mouth?" . He wants to know if there's anything else he needs to know. He also wants to get back the lighter he took from Rivers, but he can't bring himself to ask for anything more from the doctor. Instead, he'd like to know what the doctor has to say. He asks if there are any cavities in her mouth, and she says there are, but she doesn't want to tell him what they are. She also asks if he wants to take back his cigarettes, and he says he'll do whatever he wants with them. He tells her that if he gives them back to her, she'll have to start smoking again, but that she can choose what she wants to do with her life. She tells him that he can use the lighter as an opportunity to quit smoking, but if he does, it's going to be a waste of time, since he won't be able to use it to stain his teeth yet. She says that she's not sure what he means by "use this" , but it sounds like he