The Crystal Clear Guitar Ensemble climaxes its 2014-2015 season in a performance with Spirit Wind Records artists Lackawanna Sky. The concert will be at 7 p.m. Saturday, June 13, at Lanier Islands Community Church, 6302 Lanier Islands Parkway, in Buford. The ensemble is made up of Amilyn Gurta and Victoria Lewis, both of Jones Middle School; Maggi Mitchell, Phoenix Pennington and Elise Page, all of Osborne Middle School; and Abihnav Vishwanath of Rivertrail Middle School.