Blues fans know that Elvis' recording of Hound Dog wasn't the first, that honor belongs to Big Mama Thornton, whose original version is the first...

Blues fans know that Elvis' recording of Hound Dog wasn't the first, that honor belongs to Big Mama Thornton, whose original version is the first of 17 essential tracks. Her powerful voice growls on They Call Me Big Mama; How Come; I Smell a Rat; Stop A-Hoppin' on Me; the Big Change; Hard Times; the Fish, and 10 more.