Over the weekend in NYC, A-list actors and musicians made their way to Central Park for the Global Citizen Festival, where Beyonce made a surprise appearance alongside Jay-Z, Hilary Duff celebrated her 27th birthday with Pitbull at the T.J. Martell Foundation's 15th Annual Family Day, fashionistas hit up the NYC Big Flea Antiques Market, and more! Click through for all the details.
[Meredith Melling, Susan Joy by Max Lakner/BFAnyc.com] [Beyonce via @mrs_yonce.carter]