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The 40th American Music Awards - Arrivals

LOS ANGELES, CA - NOVEMBER 18: Recording artist Carrie Underwood arrives at The 40th American Music Awards at Nokia Theatre L.A. Live on November 18, 2012 in Los Angeles, California. (Photo by Jon Kopaloff/FilmMagic)

Carrie Underwood Turns 30: Her Style Evolution

The country singing sensation turns 30 on March 10. As a special birthday treat, we're looking back at her changing style – from her days as an “American Idol” newbie to her high-fashion looks now that she’s a bona fide star.