HI, AZZIZI, Charlie here, this could run and run.
Here are the winners (in no particular order)
Marvin Gaye - Aint that peculiar, Baby, Don't you do it
Leadbelly - most things
Ray Charles - Tell the truth and virtually all the Atlantic tracks
"    "   - Sticks and stones, Let's go get stoned, In the heat of the night
Howlin' Wolf - most things especially No place to go
Richie Barrett - Some other guy
Bobby Bland - just about anything on Duke
Chuck Berry - "      "    "      " Chess
Muddy Waters   - just about anything
Bo Diddley - Road runner, Diddley daddy, I can tell
Many singers/groups/songs already mentioned and many more to come.
Lovely thread, Azzizi
PS I got a B for psychology X