Fashion Face-Off

JESSICA VS. MARY J.
The actress sizzled at the Fantastic Four: Rise of the Silver Surfer premiere in Mexico City in her Alexander McQueen number, while the singer ruled the Movie Rocks red carpet in her sweeping green gown.


AUDRINA VS. MISCHA
The Hills co-star hit the town in Toronto in her Alexander Wang minidress in August, while the actress braved a chilly N.Y.C. night in her glittering gold dress this week.


EMMA VS. PARIS
The Nancy Drew star paired her black Nanette Lepore dress with golden mary janes at the Kid's Choice Awards in London, while the heiress promoted her handbag line in Japan in the platinum version.