Meet new neighbors and catch up with old friends.  The Neighborhood Association of the Back Bay will hold its annual NABB-Q at the Clarendon Street Playground on Thursday, June 27 from 5:30 until dark.. School’s out and the warm weather has already arrived.  Come celebrate the summer with your neighbors while enjoying hamburgers and hot dogs fresh off the grill, picnic salads and ice cream, at the annual block party.  Adults – $10, children 4 – 12 – $5,  free for ages 1 – 3.  Advance tickets are available online at www.nabbonline.com, and a limited number of tickets will be sold at the gate.  Many thanks to NABB’s primary sponsor Kitchenwares by Blackstones on Newbury Street, and further thanks to generous food donors Shaw’s Back Bay, Ben and Jerry’s on Newbury Street, and Cape Cod Potato Chips.