The birthday girl parties in Malibu. Plus: Jessica, Simpson, Nicole & Keith, Keira Knightley and more


Cameron Diaz (wearing a dress designed by Claire Pettibone) plays bridesmaid at a pal's wedding in the hilltop French town of Cordes sur Ciel on Saturday. Beau Justin Timberlake wasn't in attendance: He was busy shooting a video in Barcelona.

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