Robin: Ugh. Look at this soggy bag of snot. That's it, I am joining Marshall's vow. I am never, ever getting that drunk again.
Future Ted: [v.o.] Kids, you see where this is going.
[flashforward to Buenos Aires, Argentina in 2016:]
Robin: Did last night really happen?
Barney: I think so. Look, let's just agree: Absolute silence for the rest of the day. [baby cries]
Robin: Oh...
Barney: Ha-ha-ha. Every time. You want me to get her?
Robin: No, I got her. Come here. Yeah, I know, I know. Shh, shh, shh. Shh. Hey, Barney?
Barney: Yeah?
Robin: Whose baby is this?
Woman: [in Spanish] "What the hell are you doing in here?! Your room is across the hall! Adios! Drunk idiot Americans!
Barney: Merci beaucoup.