[Photo by Dylan Armajani] via guestofaguest.com: Popular Brooklyn concert series The Jelly Pool Party came to a close Sunday and Jay-Z showed up unannounced with wife Beyonce joining the crowd as the largest pool party without an actual pool entertained thousands of music-loving cool kids on the Williamsburg waterfront with Grizzly Bear, Beach House and Vega capping off the summer series. MORE>>>
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