Conversation so far:
When did Jack Benny start performing
Jack Benny had been a minor vaudeville performer before becoming a national figure with The Jack Benny Program, a weekly radio show that ran from 1932 to 1948.
What did Jack Benny do in the Jack Benny Program
Jack Benny played himself.

Question: What was the show about
Self-contained rewrite: What was the show The Jack Benny Program about