[Marshall walks into the bathroom while Ted and Robin take a shower together:]
Marshall: Well, I called her. And get this, she changed her number. Well like I'm gonna stalk her or something? Like she's so special?! Like she's the only Lily Aldrin out there? 'Cause there are four others in the San Francisco area alone, and they all seem a lot better than her, based on the brief conversations I had with them!
Robin: [to Ted] Does he know I'm in here?
Marshall: Yeah. Hey Robin. Anyway, one of the Lily Adrins...