Conversation so far:
Where did Allen Toussaint grow up?
Allen Toussaint was born in 1938 in New Orleans and grew up in a shotgun house in the Gert Town neighborhood
Did Allen Toussaint move out of the dangerous Gert Town?
Did Allen Toussaint have any siblings?
Allen Toussaint was the youngest of three children

Question: How did his career start?
Self-contained rewrite: How did Allen Toussaint's career start?