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Cellist Yo-Yo Ma will perform at Ravinia on September 7, 2012.
Tickets went on sale Thursday, April 26, for Ravinia Festival's 2012 summer season. The Ravinia 2012 season includes 120 events from June 7 to Sept. 9, featuring classical, chamber music, rock, R&B, jazz, country, dance, world, kids concerts and the summer residency of the Chicago Symphony Orchestra. Read more.