Actress Michelle Trachtenberg poses as she arrives at a pre-Oscar benefit, Vanity Fair's Amped for Africa California benefit, in Los Angeles March 2, 2006. [Academy Award nominee for best actress Charlize Theron hosted the event which spotlights the Charlize Theron African Outreach Project benefitting Oprah Winfrey's Angel Network, that helps support vulnerable children and their families in rural South Africa.]