Editor’s Note: CNN Style is one of the official media partners of Paris Fashion Week . See all coverage here . CNN  —  Amid the glitzy parties and star-studded front rows of Paris Fashion Week , the hottest ticket in France’s capital on Sunday afternoon was… a public bathroom. Or a venue designed to look like one, at least. Celebrities including Barry Keoghan, Chappell Roan and Jared Leto posed for photos next to sinks equipped with mirrors and wall-mounted soap dispensers. Industry guests then