The North Carolina Symphony, led by guest conductor Karina Canellakis, will perform a two-night Russian Festival that features two different programs of some of classical music’s greatest works at the 2015 Rex Healthcare Summerfest Series on Friday, June 12 and Saturday June 13, at 7:30 p.m. at Cary’s Booth Amphitheatre. Gates open for the concert series at 5:30 p.m. Children 12 and under are free on the lawn.