Conversation so far:
What movie role did Clint Black  take after his music career did well?
Clint Black was offered a bit part in the star-studded comedy film Maverick
What tv shows did Clint Black appear in?
Clint Black has appeared in several television shows, including Wings and The Larry Sanders Show.
What show was Clint black a mentor on?
Clint Black appeared on Nashville Star, where he acted as a mentor to the contestants

Question: What reality show was he on?
Self-contained rewrite: What reality show was Clint Black on?