Zachry Alexander Brown is an American singer, songwriter, and musician. He is best known as the co-founder and lead singer of the country Zac Brown Band, as well as electronic dance music group Sir Rosevelt. In 2019, Brown released a pop surprise album titled The Controversy.

John Driskell Hopkins is an American musician best known for his role as a founding member, vocalist, multi-instrumentalist, and songwriter for the Grammy Award-winning group Zac Brown Band. Hopkins co-wrote, with Zac Brown, Wyatt Durette, and Shawn Mullins, the Zac Brown Band's third single, "Toes", from their 2008 major-label debut The Foundation. It was the second number-one single for the band.