Conversation so far:
Was there anything special about Johnny Carson outside his birth/death, statistics, and name?
Did Johnny Carson do anything other than The Tonight Show?
Johnny Carson was an avid tennis player.
How did Johnny Carson do as a tennis player?
Johnny Carson was not a particularly gifted player, writes lawyer Henry Bushkin, but he was devoted to the sport, and he thought he was better than he was.“
What did Johnny Carson do at Wimbledon?
Johnny Carson attended Wimbledon every year.

Question: Was he involved in anything else?
Self-contained rewrite: Was Johnny Carson involved in anything else aside from tennis?