Three-time Grammy winners Pentatonix are hitting the road! 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 a capella jingle across the country with their 'Pentatonix: The World Tour'.

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'.

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!

The Fab Four are one of the world's most in-demand Beatles tribute acts! They're note perfect and the attention to detail is so impressive, you'd be forgiven for thinking you were in the presence of the real thing. From mop-tops to Wings, let the Fab Four take you on a journey through the life of a band that still thrill, five decades after they split up!

Disco lovers won't want to miss the electrifying and unforgettable music of the Bee Gees that defined an era of dance music throughout the '60s and '70s. The legendary three-piece band of brothers that formed in 1958 had huge hits with 'How Deep Is Your Love,' 'Stayin' Alive' and 'Night Fever.' To date, the band remain one of the biggest selling artists of all time after selling over 220 million records across the world. Take a funky trip down memory lane with this consummate tribute group!

The number one tribute band to the likes of Carl Perkins, Johnny Cash, Jerry Lee Lewis and Elvis Presley heads out on tour to bring you another night of Rock 'n Roll classics! Be transported back to the 1950s as this 90-minute extravaganza samples the very best of the era. From Rockabilly to country to gospel, this is one night you'll never forget!