900 Broadway at 20th St, suite 803. Subway: 6 to 23rd St. This French lingerie brand is showing its new spring 2013 goods in a unique way—by outfitting Parisian cabaret performer Mamzelle Viviane (mamzelleviviane.com) in the luxe duds. Watch her do her thing and nab gratis champagne, hors d’oeuvres and a gift bag stocked with two of the company’s most popular kinky accessories, including feather fans (retail $55), eye masks (normally $23) and satin arm cuffs (usually $40). R.S.V.P. to email@example.com is required.