(6 of 10) Fashionable FriendsEver since Audrey Hepburn played muse for Hubert de Givenchy, designers and A-listers have formed high-profile friendships. And today’s glitterati set is no exception: As demonstrated at the recent Met gala, fashion’s high-profile faces never hit the party scene without their VIP friends in tow. Jessica Simpson and Roberto Cavalli Bosom Buddies: The evening’s most glamorous May-December match, Roberto Cavalli and Jessica Simpson, are among the last to arrive at the black tie affair.