Camp News Bach to Rock- Gaithersburg By admin - March 11, 2017 0 478 Facebook Twitter Google+ Pinterest WhatsApp Saturday, April 27 6:00 P.M. – 8:00 P.M. B2R Gaithersburg Summer Concert Series B2R Gaithersburg student bands and solo students will perform from at Rio between Joe’s Crab Shack and Uncle Julio’s.