The LBD is sweeping Cannes this year, courtesy of Carine Roitfeld & co. This year's big amfAR bash at Hotel du Cap on May 24 during the film fest will feature a spate of 20 noir frocks designed by the likes of Dior, Givenchy, Christopher Kane, Chanel, Alexander Wang, Balenciaga, Roberto Cavalli, Emilio Pucci, Fendi, Giorgio Armani, Louis Vuitton and Versace. Après-show, one lucky bidder will score the entire lot of looks.