Audrina from The Hills: Explained.

Woman #1, washing hands: What happened to your chin?
Woman #2: Oh! Uh, Justin head-butted me.
Woman #1: He what?
Woman #2: Oh, well, not like on purpose or anything, just, like, while we were messing around, or whatever.
Woman #1: Mmmmm...
Woman #2: Yeah, I was in like a bad accident when I was a kid so my face doesn't take blunt force trauma very well since then.

Manhattan, New York