Elizabeth: This is my father, Paul Stevens. Dad, this is Ross Geller.
Ross: It's great to meet you, Paul.
Paul: I usually prefer that Liz's boyfriends address me as Mr. Stevens.
Ross: Of course. Mr. Stevens.
Paul: So, Ross what's your problem?
Ross: Excuse me?
Paul: Why can't you get a girlfriend your own age?
Ross: It's funny. ... Um, it's not funny.