The Blackwater Music & Arts Festival has announced another wave of artists. The lineup now features Slightly Stoopid (x2), Stephen Marley, Steel Pulse, Easy Star All-Stars, The Expendables, Tribal Seeds, The Revivalists, Fishbone, Zoogma, Ballyhoo! and more. The festival will take place at the Spirit of Suwannee Music Park in Live Oak, FL from August 21st-23rd. Visit BlackwaterMusicFestival.com for tickets and more information.