Karima El Mahroug (L) of Morocco and Austrian businessman Richard Lugner arrive for a photocall before the traditional Opera Nall in a hotel in Vienna March 3, 2011. The 18-year-old woman, known by her stage name Ruby Rubacuori (Ruby Heartstealer), is the special guest of 78-year-old Vienna construction magnate and socialite Lugner at the glittering Opera Ball. REUTERS/Heinz-Peter Bader (AUSTRIA - Tags: ENTERTAINMENT SOCIETY)