B.B. King vs. Roy Hawkins

Long before B.B. King turned "The Thrill Is Gone" into his signature tune, it was a top-10 R&B hit for writer Roy Hawkins in 1951.  

RIP B.B. King, 1925–2015

Here's B.B. King's reworking of Lowell Fulson's 3 O'Clock Blues which became his first big hit in 1952.