Getty ImagesCharli xcx wowed in custom Vivian Westwood at the L.A. premiere of “Wuthering Heights,” chatting with “Extra’s” Terri Seymour. “This is custom Vivian and I just, you know, wanted to wear a British designerfor a very British love story.”Charli creating the soundtrack for the film, and Terri asked about her inspiration. I just immediately wanted to jump in and start writing songs.”It’s an exciting time for Charli, who is also releasing her mockumentary “The Moment” — so is more acting in her future? I feel so inspired to be working in film, whether that be as an actor or a producer or doing the soundtrack. I'd love to.”