Conversation so far:
When did Chet Atkins start his musical career?
After dropping out of high school in 1942, Chet Atkins landed a job at WNOX-AM radio in Knoxville, where he played fiddle and guitar.
What prompted Chet Atkins to start his musical career?
Though not clearly stated, it's possible that dropping out of high school prompted Chet Atkins to pursue a musical career.
Was Chet Atkins playing with a band?
Chet Atkins made his first appearance at the Opry in 1946 as a member of Foley's band.

Question: Was he successful?
Self-contained rewrite: Was Chet Atkins successful?