Ring in the holiday season with three-time Grammy winners Pentatonix! The four-piece who found success through NBC's The Sing-Off, have been at the forefront of the recent a capella revival. With record-breaking albums behind them, the kings and queen of acapella jingle across the country on their 'Hallelujah! It's a Christmas Tour!'.

10-man acapella group Straight No Chaser, who found fame on Youtube after forming at Indiana University, continually dazzle audiences with their renditions of pop classic and modern chart hits with highlights "Let It Go", and Pharrell Williams' "Happy" catapulting the group to mainstream success. This fall, they're back on the road again, celebrating the holiday season on the Top Shelf tour!

As America's leading gospel group, The Gaither Vocal Group has released nearly 30 records and won two Grammy Awards. Don't miss them live this holiday season as they take to the road on the All Is Bright Christmas tour, bringing the magic of the festive period to a stage near you. With alumni Mark Lowry, Ladye Love Smith, Gene McDonald, The Voice winner Chris Blue, Kevin Williams, Matthew Holt and Michael Rowsey. Plus selected dates will see guests including, Angela Primm, The Easters, The Sound and The Nelons.