American Music Awards' Style Stars

From Beyoncé to Carrie to Rihanna, see who rocked the red carpet. By Melissa Liebling-Goldberg

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BEYONCÉ

Before performing a country version of "Irreplaceable" with Sugarland, the singer sizzled in a skintight satin Tina Knowles for House of Deréon gown and more than one million dollars of Lorraine Schwartz diamonds on the red carpet.

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