Conversation so far:
Where did Billy grow up?
Glendale Heights, Illinois.
Where did he attend school?
Marquardt Middle School.
Did Billy attend college or did he just go out to start a career in music?
Despite grant and scholarship offers from a number of schools, and a tuition fund left by his grandmother, Corgan decided to pursue music full-time.
Was he the only child or did he have siblings?
His parents had one more son.
When he set to do music full time what was his first step?
Not finding the Chicago music scene to his liking, he moved from Chicago to St.
Petersburg, Florida in 1985 with his first major band.

Question: What band was he in?
Self-contained rewrite: What was the name of Billy's band?