ROBB TO TOMMY: Amy Robb joined Tommy Hilfiger as public relations director for North America. Most recently, Robb was public relations director at Christian Dior Couture in New York. Prior, she held public relations roles at Moschino and Salvatore Ferragamo. At Hilfiger, Robb’s area of responsibility includes men’s and women’s across all categories, and she will report to senior vice president of marketing and communications for the Americas Heather Vandenberghe.