Parties! The style, stars and scoop from Hollywood's hottest events

Anne Hathaway was among the high wattage stars who helped fashion designer Marc Jacobs celebrate the Sundance Channel's new documentary, Marc Jacobs & Louis Vuitton during a screening at the Tribeca Grand hotel. Josh Hartnett, Sophia Bush and Jacobs' main muse, Lil' Kim also showed up for the event, hosted by the Cinema Society and W magazine.