The pop star dresses down for a ride to L.A's Social Hollywood. Plus: Miley Cyrus, Paris Hilton and more

BACK IN ACTION

After dining out with sister Ashley, Mary-Kate Olsen, who was recently hospitalized with a kidney infection, keeps up the pace with a shopping trip to a vintage furniture shop in downtown New York on Tuesday.



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