Kate Walsh credited as playing...
Dr. Addison Montgomery
- Dr. Addison Shepherd: [Talking to Izzie drunk] Did you hear about the slutty sex your slutty friend had with my super slutty husband?
- Dr. Addison Shepherd: I am desirable Amanda.
- Dr. Miranda Bailey: Miranda.
- Dr. Addison Shepherd: Right.
- Dr. Addison Shepherd: [opens her hotel room door and sees Derek] I thought you were room service.
- Dr. Derek Shepherd: I feel terrible. I'm not proud of what I did. You deserve better. And I'm sorry about that. Sorry about the panties, and the prom. I'm sorry I did that.
- [sits next to her on the bed]
- Dr. Addison Shepherd: Yeah. I'm sorry you did that, too.
- Dr. Derek Shepherd: Our marriage is over.
- Dr. Addison Shepherd: Yeah, I guess it is.
- Dr. Derek Shepherd: It's all my fault. God, this is incredibly sad. Incredibly sad.
- [the bathroom door opens and Mark walks out as he puts a towel around his waist]
- Dr. Mark Sloan: Oh. Well, this is awkward.
- Dr. Derek Shepherd: [looks at Addison for a second, takes the glass of champagne from her and took a sip] Ahh, I feel much better now. Ahh.
- [he walks out the room]