Two orchestra tickets to the Washington Chorus' spring concert The Essentail Wagner will be held on Sunday, May 20, 2012 at 5:00pm at the Kennedy Center Concert Hall. Experience the features favorites from Wagner's greatest operas and best-known choral highlights! The program includes gems from Lohengrin, The Flying Dutchman, Rienzi, Tannhäuser, Die Meistersinger von Nürnberg and more.