The world's first country a cappella group had a phenomenal start to their career, winning NBC's The Sing-Off in 2013. Since then they've released five studio albums, including Country Evolution, which hit the No.4 spot on the Top Country Albums chart and featured unique Home Free takes on Dolly's '9 to 5', and 'The Devil Went Down to Georgia'.

Dating back to 1498, the Vienna Boys Choir is one of the best known boys' choirs in the world and one of Austria's most famous cultural exports. The choir members themselves, however, hail from both within Austria as well as England, Germany, Hungary, Romania, Russia, and even as far as Japan! Don't miss your chance to see them live this year!