Rachel Bilson, wearing a figure hugging Zac Posen gown at an Oscar afterparty outside Boa in Beverly Hills.
( - Source: PacificCoastNews.com)
see more angles »
Party-goer Rachel Bilson attended a Oscar party in a hip-hugging Zac Posen dress which she matched up with a white leather clutch. Probably not the best color to go with her ensemble.