Conversation so far:
What was Buck Owens's first gig?
CANNOTANSWER.
What started off his career?
Owens co-hosted a radio show called Buck and Britt in 1945.
Are there any other interesting aspects about this article?
he became a truck driver and drove through the San Joaquin Valley of California.

Question: How long was he a trucker?
Self-contained rewrite: How long was Buck Owens a trucker?