The tennis star turns heads on the red carpet at the annual ceremony.
In Coach.
In Versace
In a white crop top and black tulle skirt
In an ivory gown with an embellished bodice
In Ines Di Santo
In Burberry
In Christiane King
In Narciso Rodriguez
In an illusion-paneled floral gown
In Zac Posen
In a floor-length gown with a sweetheart neckline
In a strapless draped gown
In Rachel Roy
In a draped gown
In a halter LBD
In a navy skater dress