Zac Brown and Snoop Dogg are lighting up more than just their new track. Brown, 47, and his band are teaming up with Snoop, 53, for their newest song and music video titled "Let It Run," which dropped Thursday, July 31. Brown exclusively told Us Weekly that a Snoop feature was imagined very early into the songwriting process. "When we finished the first verse and that chorus hit, I just knew it needed a different kind of flavor, something real and iconic that would throw people a little sideways in the best way," Brown told Us. "Snoop was that missing piece.