Marion Cotillard: MET Ball 2010

Marion Cotillard brings a classical style as she arrives at the MET Ball held at the Metropolitan Museum of Art on Monday (May 3) in New York City.

The 34-year-old La Vie en Rose actress wore a Christian Dior dress to the benefit event.

The Costume Institute Gala Benefit celebrates the opening of the “American Woman: Fashioning a National Identity” exhibition. The event is hosted by Patrick Robinson of The Gap, co-hosted by Vogue editor Anna Wintour and talk show queen Oprah Winfrey.