The fashion-forward men of Hollywood are joining in on the festivities at Mercedes-Benz Fashion Week in Bryant Park! There were celebrities who gather in this event to just to witness. This includes Oscar nominee Mickey Rourke joins Oscar-winner Forest Whitaker at the Domenico Vacca fall runway show. Rapper Kanye West buddies up with singer Natasha Bedingfield to watch the Alexandre Herchcovitch fashion show, while Emile Hirsch sits with Jessica Biel as her boyfriend Justin Timberlake debuts his fall line for his brand William Rast. Actor Josh Hartnett also struts his style at the Narcisco Rodriguez fall fashion show. They are the hottest guys on earth!