Conversation so far:
How did Jim Steranko learn about illusion?
By his account, Jim Steranko learned stage magic using paraphernalia from his father's stage magician act.
Where did Jim Steranko perform his illusions?
In Jim Steranko's teens, he spent several summers working with circuses and carnivals, working his way up to sideshow performer as a fire-eater.

Question: When did he get into music?
Self-contained rewrite: When did Jim Steranko get into music?