Conversation so far:
What was Johnny Cash's first show?
Cash began performing concerts at prisons starting in the late 1950s.
How did his early career go?
These performances led to a pair of highly successful live albums.
What were the early albums?
Johnny Cash at Folsom Prison (1968) and Johnny Cash at San Quentin (1969).
Were the albums popular?
Both live albums reached number 1 on Billboard country album music and the latter crossed over to reach the top of the Billboard pop album chart.

Question: Did he win any awards?
Self-contained rewrite: Did Johnny Cash win any awards?