Fashion's A-List: 2009 Met Gala's Best Dressed

Leighton, Rihanna, Justin, Victoria and so many more stars turn out in gorgeous gowns and jaw-dropping jewels for the "Model As Muse: Embodying Fashion" Costume Institute Gala at the Metropolitan Museum of Art. By Melissa Liebling-Goldberg

MARION COTILLARD

The Oscar winner turned up on the arm of Dior designer John Galliano wearing – what else? – head-to-toe Dior, from her heels to her clutch to her peach silk georgette bustier gown with a sprinkling of Chopard jewels.