In the Christian Bible, the Story of the Nativity mentions the Three Kings. And in the Holy Book of the Blues there is another troika of monikered monarchs: the Kings named B.B., Albert, and Freddie. Contemporary blues singer/guitarist Chris Cain was fortunate enough to meet, open for, and/or befriend all three of them. And while he was closest personally to Albert King, whose singing and playing style most resembles his own, it was B.B. King who made the pronouncement to a Minnesota DJ: “Chris Cain? Now that boy can play the guitar!” A wider audience than ever will be to hear what Cain...