What Was Her Best Look?

Changing makeup styles is all in a day's work for stars. Vote on the best looks of 2008 from Jennifer Lopez, Fergie and more. By Katherine Kluznik Rentmeester

MICHELLE TRACHTENBERG

The Gossip Girl star amps up the glamour with a sweep of crimson lipstick for a restaurant opening in Hollywood, then returns to her signature paler lip the next week for a gala in N.Y.C.