Find out who's the best-dressed star at the Academy of Country Music Awards 2011 held in Las Vegas.
Taylor Swift in a ruffled, embroidered pale yellow Elie Saab haute couture gown and Ralph Lauren Collection shoes.
Carrie Underwood in a royal purple Jean Fares Couture gown.
Reese Witherspoon in a Marchesa strapless dress and Brian Atwood peep toes.
Nicole Kidman in a snakeskin minidress by L'Wren Scott.
Rihanna in a tight white Versace mini with fringed bodice.