(splashnewsonline.com) - Photographers are reporting that sexy Beyonce Knowles tried to make a hasty exit after partying with Jay-Z and Diddy at the launch of Sean Jean's "Unforgivable Woman" fragrance. No pretty poses for us this time. The singer looked simply gorgeous though, in a fitted black dress, which revealed a very well kept and toned figure. With her hair in loose curls, she raced up the stairs to her awaiting car, leaving beau Jay-Z lagging behind