Brianne Sidonie Desaulniers (born October 1, 1989), known professionally as Brie Larson, is an American actress and singer. She is known for her film roles in Sleepover (2004), Scott Pilgrim vs. the World (2010), The Trouble with Bliss (2012), 21 Jump Street (2012), Short Term 12 (2013), The Gambler (2014), and Trainwreck (2015). She is also known for her role in the Showtime TV series United States of Tara (2009–11).