You won't find 24-year-old Brie on Twitter. Or Instagram. Or being papped at all the ker-raziest Hollywood parties 'cos to be frank, she's just not that into playing the fame game. Yup, she's one of those actors who just wants to act. And boy, can she act (if you do one thing this weekend, go see her new film Short Term 12). With another film out this month (playing Joseph Gordon-Levitt's sister in Don Jon, no less), everybody's going to be talking about Brie. So here's what you need to know. No cheese puns, promise.