If Arya Stark were a real-life person, she'd probably do many badass things. While the Game of Thrones character will only ever exist in Westeros, we do have Maisie Williams. And, that's kind of the same thing.
The young actor attended the Glastonbury Festival yesterday. Oh, she also raved her little butt off. Williams posted an Instagram video in which she's going H.A.M. at an Arcadia show. (That fire-spewing robot at the end is the band's signature move.)