CMT Hot 20 Countdown has your front row seat this week. Tune is as we come to you from the Southern Ground Music & Food Festival courtesy of the Zac Brown Band. We'll talk with the group about choosing the performers and menu for the event and more. Also on the show, we'll catch up with Kenny Rogers and hear about his reunion with Dolly Parton to record "You Can't Make Old Friends." Plus, rock legend John Fogerty drops by and discusses his prolific past and newest album, Wrote a Song for Everyone, featuring collaborations with some of the hottest artists in country. Other festival visitors include Grace Potter, Eli Young Band and Jason Mraz. Enjoy a look around the festival with footage from Kacey Musgraves and Zac Brown Band's performances.