Conversation so far:
How did Herb Jeffries get started in music?
At the urging of Louis Armstrong, Jeffries moved to Chicago where he performed in various clubs.
Does Herb Jeffries play any instruments?
During his time with the Duke Ellington Orchestra as a lead vocalist, Jeffries proved his talent as a mature singer, demonstrating his wide vocal range.
Did Herb Jeffries write any songs?
Herb Jeffries wrote I'm a Happy Cowboy.

Question: Are there any other interesting aspects about this article?
Self-contained rewrite: Are there any other interesting aspects about this article on Herb Jeffries other than his music career?