(GREAT BARRINGTON, Mass.) – Guitarist Dweezil Zappa, son of the late musical visionary Frank Zappa, brings his group Zappa Plays Zappa to the Mahaiwe on Sunday, July 6, 2014, at 7 pm. Zappa will also teach a guitar master class on Sunday at 3pm. Dweezil Zappa began the Zappa Plays Zappa project in 2006 to…