Conversation so far:
Who did the first riff off?
Smiley Lewis's.
What song was this?
Play Girl.
Who wasthis credited too?
credited to D.
Bartholomew.
What label is that on?
Imperial Records label.
Who else made a riff?
Jesse "Big 'Tiny'" Kennedy.
What are they known for?
female impersonator.
What was it called?
Country Boy.
What label?
accompanied by His Orchestra that was released by RCA's Groove Records.

Question: Who did the last riff?
Self-contained rewrite: Who did the last riff?