Fashion Friends: Stars and the Designers They Love

The only thing cooler than getting to wear amazing couture duds? Having the person who created those duds on speed dial. See the fashionable figures Elizabeth Olsen, Emma Stone, Cameron Diaz and more celebs are tight with

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RACHEL LOVES PHILLIP

While her Hart of Dixie costar is wooed by Wu, Rachel Bilson's No. 1 is 3.1 Phillip Lim: "He really designs for every woman," she explained to PEOPLE. "Every article of clothing is amazing, you literally walk into his store and want everything. If I had it all in my closet I'd be like the best-dressed person!"