Spears rings in the New Year in Sin City. Plus: Hilary Duff, Mandy & Wilmer and more


Mary-Kate Olsen takes her recent platinum locks back to their honey-blonde roots in Los Angeles, where she debuted her toned-down look during a Thursday shopping excursion on Melrose Avenue.

Sign up for our daily newsletter and other special offers.
    Choose your newsletters
Thank you for signing up! Your request may take up to one week to be processed.
    see all newsletters