An Etro-clad Jessica Simpson was the guest of honor last night at Us Weekly's annual Hot Hollywood party. This year's bash, held at the Eden nightclub, featured 2011's Style Icon, Jessica, along with other celebs like Lauren Conrad and a hot-in-red Camila Alves. American Idol's Pia Toscano looked right at home on the cream carpet, as did other attendees like Paris Hilton and Hayden Panettiere. Read more