Groundbreaking electronic group the Thievery Corporation will bring their global-music sound to the Backyard Stage at St. Augustine Amphitheatre on Tuesday, May 23. Presented by Intuition Ale Works, tickets for the show go on sale this Friday, March 8 and are available online and at the Amp box office. Thievery Corporation was formed in Washington, D.C. in 1995 by Rob …