Justin & Jessica! Michelle & Busy! Gwyneth & Cameron! See how the stars stepped out to toast Hollywood
Credit: Pascal Le Segretain/Getty
Updated: Monday Feb 28, 2011 | 11:00 AM EST
By: Kate Hogan & Cara Lynn Shultz
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Sacha! Michelle! George! See how the stars cut loose before the big show
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Right on time! Mad Men's Jon Hamm and longtime love Jennifer Westfeldt bring the sparkle – and star power! – as they arrive at the Vanity Fair Oscar party, held at the Sunset Tower Hotel in West Hollywood, Calif.
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