Jimmy Buffett was announced as the headlining act for a free concert to be held July 1st at Gulf Shores, Alabama to show support for the people and businesses adversely affected by the BP oil-spill. Joining Buffett that night will be Kenny Chesney, the Zac Brown Band, Sonny Landreth, Jesse Winchester, and Allen Toussaint. The concert will also be broadcast live on the CMT television network at 8:00 PM EST.