Cedric Burnside Sam’s Burger Joint.

Cedric Burnside is considered blues royalty; he is the grandson of the late Mississippi blues master, R.L. Burnside. Photo by Annette Crawford/Courtesy Sam’s Burger Joint.

Cedric Burnside is considered blues royalty; he is the grandson of the late Mississippi blues master, R.L. Burnside. Photo by Annette Crawford/Courtesy Sam’s Burger Joint.

Cedric Burnside is considered blues royalty; he is the grandson of the late Mississippi blues master, R.L. Burnside. Photo by Annette Crawford/Courtesy Sam’s Burger Joint.