Olivia Wilde's alter ego—at least when it comes to fashion—is French: "I find myself constantly pretending I'm a chic Parisian," says the L.A.-based actress. "I even dream of buying a Balmain jacket with really sharp shoulders. If I can pull off that look, I will have succeeded, at least partially, in my quest." Here, the 25-year-old divulges some of her favorites—pieces that are easygoing, sophisticated, and of course, très belles.

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