Conversation so far:
What happened in Stevie Ray vaughan early years?
In May 1969, after leaving the Brooklyn Underground, Steve Ray Vaughan joined a band called the Southern Distributor.
Why did Stevie Ray Vaughan leave Brooklyn Underground?

Question: Did he last in Southern Distributor or changed to another band later on?
Self-contained rewrite: Did Stevie Ray Vaughan last in Southern Distributor or changed to another band later on?