Rihanna rocks two super stylish outfits at the Brit Awards.

Rihanna looked great at the Grammys (in a Jean Paul Gaultier gown), but she looked even better at Tuesday night's Brit Awards in a Christian Dior Haute Couture creation, which featured a floral bodice and voluminous skirt. A fab head of red and Louboutin "Pigalle" heels completed her extraordinary ensemble.Later that evening, RiRi rocked the crowd at London's O2 arena with a medley of her