Musician, modelModel (people), a person in a role to promote, display, or advertise commercial products or to serve as a visual aide for people who are creating works of art., and arbiter of all things cool Karen Elson was like a kid in a candy storeA retail store where merchandise is sold, usually a product, usually on a retail basis, and where wares are often kept. at the Givenchy studio over the weekend. She excitedly sifted through a rack of faux fur and cozy knits, admiring Clare Waight Keller’s fine handiwork for the storied French house. Elson was there to choose something to wear to watch Waight Keller’s second outing for Givenchy, and ultimately she landed on a pleated color-blocked skirtA skirt is a tube- or cone-shaped garment that hangs from the waist or hips and covers all or part of the legs. The hemline of skirts can vary from micro to floor-length and can vary according to cultural conceptions of modesty and aesthetics as well as the wearer’s personal taste, which can be influenced by such factors as fashion and social context. and pussy-bow blouse that she described as “so Annie Hall.” Elson, in her best power woman–cum–Diane Keaton look, took in the collection, inspired by the film B Movie: Lust & Sound in West Berlin, 1979–1989, from the front row. Afterward, she changed into a low-cut black lace top and skinny trousers to perform at the silver fringe–laced after-party. From a kid in a candy store to a songstress onstage dressed in head-to-toe Givenchy, Elson’s day in Paris was the stuff of fashion dreams. Here, she takes us behind the scenes of every single magical moment.