Brad tells Billboard. " We're supposed to have Don Henley on a track."
Brad goes on to reveal that Henley is slated to sing background vocals on a song titled 'Love Her Like She's Leaving.' "It feels like something that either he would have written or the Eagles would have done," he explains.
Besides Don Henley and members of Alabama, Brad has also called in Marty Stuart, Sheryl Crow and Carl Jackson.
Brad has also recruited Clint Eastwood to whistle on an instrumental track titled 'Eastwood!'
Fans can pre-order Brad's new album on his website to gain access to exclusive content, including video messages from the Brad and previews of his new music, before it is officially released on April 19.