Quote from Barney in Duel Citizenship
Robin: Well, there's a citizenship test tomorrow. Barney: A cit... Robin: I'll think about it. Barney: No, no, you have to do it. I'll help you study. We're gonna stay up all night long. I'm gonna drill you, and then we're gonna study. No, seriously. We're gonna do some cramming and then we're gonna study. No, seriously. We're gonna bone up on... Robin: Okay, Barney. Barney: Sorry. It's a rich area.