Damien Horne, also known as Mista D (born July 14, 1978) is an American recording artist, musician and songwriter. He is a member of the trio The Farm, as well as Nashville's MuzikMafia, and is involved with the Salvation Army, Samaritan's Feet, and other humanitarian organizations. He has collaborated and performed with Melissa Manchester, Bon Jovi, Kid Rock, John Legend, Hank Williams, Jr. The Commodores, 3 Doors Down, Faith Hill, Big & Rich, Shemekia Copeland, Robert Randolph, Jewel, Josh Kelley, Gretchen Wilson, Velvet Revolver, and The Neville Brothers.