Clarence "Gatemouth" Brown is a rarity: a roots musician who itches to move beyond the already known. His 50-plus year career has taken this Texas-born legend through the intricacies of Cajun, blues, jazz, bluegrass, and other music, as well as more states than most high-school students can name. He's even more unique in non-musical ways: he's one of those few people who can speak bluntly without malice. A very pleasant man, but physically incapable of (and probably unwilling to be) mincin...