Taylor Swift was a sultry siren at last night's 2013 Brit Awards! She opted to forgo her signature soft colors and sparkles for a sexier black Elie Saab number on the red carpet. The sheer panels down the front gave the look the perfect dose of sex appeal. Watch today's Fashion Flash to hear all the details from the night! On Allison McNamara: Robert Rodriguez top, Diane von Furstenberg jacket.