If you have the blues, make sure you at least stay classy ... Here's one of the most touching guitar tunes in blues.
This is the best version of Freddie's Blues," imo. It's on his "Beware Of The Dog" album (Alligator, 1976).
Now, soak up the godly sound of Hound Dog's guitar. As the heckler says: "Play me the blues ..."