Rachel: Let me ask you something. Do wedding vows mean squat to you people? And why is it that the second we tell you we are going out of town, bam, there you are in bed with the neighbor's dog-walker?
Ross: We're sorry.
Rachel: No, seriously. Seriously. What has happened to the sanctity of marriage?
Ross: Didn't you spend last night at Joey's?
Rachel: What are you, a detective?