Mark Lewyn Carman is an American music producer, singer, songwriter, and social activist.

Anthony Graham Brown, known professionally as T. Graham Brown, is an American country music singer. Active since 1973, Brown has recorded a total of thirteen studio albums, and has charted more than twenty singles on the Billboard Hot Country Songs chart. Three of these singles — "Hell and High Water" and "Don't Go to Strangers" from 1986, and "Darlene" from 1988 — reached Number One, and eight more made Top Ten.