From my pal Ken Kogan on Facebook, a reminder that it's the birthday of this blues great, and Ken posted a link to Mr. B doing this number:
Bobby Blue doing a Merle Haggard song and making it sound great. And isn't that the greatness of this wonderful art form that's our cultural heritage, our pride and joy? As Huck Finn says, the flavors are all swapped around. How about the Everly Brothers doing Ray Charles?
Or Sam Moore and Conway Twitty doing a duet: