The "X-men: Apocalypse" star rocks a plunging, all sustainable gown at the "Vanity Fair" party. Plus, what scoop will she dish about "Game of Thrones"? Watch Live from E! here: bit.ly/2vGuD5g Subscribe: bit.ly/enewssub About E! News: Jason Kennedy and the rest of the E! News team bring you the latest breaking entertainment, fashion and Pop Culture news. Featuring exclusive segments, celebrity highlights, trend reports and more, The E! News channel is the only destination Pop Culture fans need to stay in the know. Connect with E! News: Visit the E! News WEBSITE: eonli.ne/enews Like E! News on FACEBOOK: eonli.ne/ENewsFB Check out E! News on INSTAGRAM: eonli.ne/ENewsIG Follow E! News on TWITTER: eonli.ne/ENewsTW Sophie Turner Dazzles in Eco-Friendly Cobalt Blue Dress | Live from the Red Carpet | E! News www.youtube.com/user/enews