The newly crowned ACM Vocal Duo of The Year Thompson Square will be joining Superstar headliner Eric Church at Countryfest 2012 along with Joe Nichols and Josh Thompson. There have been some great country duos over the years like Sugarland, Brooks and Dunn and Montgomery Gentry to name just a few. Vote in our poll below on what vocal duo in country music past or present is your favorite.

Tickets for Countryfest 2012 are on sale now at Ticketmaster locations, Tickemaster.com, the Times Union Center Box office or by phone charge at 1-800-745-300. Get yours now and rock the house with Eric Church, Joe Nichols, Thompson Square and Josh Thompson on July 7th at the TU Center with 1077 'GNA.