Conversation so far:
What shows did Danny DeVito do?
DeVito played the role of John John John the Apple DeAppoliso in the Starsky & Hutch episode The Collector.
Was Danny DeVito in any other shows besides the Starsky & Hutch episode The Collector?
DeVito directed and starred in The Wedding Ring, a season 2 episode of Steven Spielberg's black comedy series Amazing Stories.
What other shows was Danny DeVito in besides the Amazing Stories season 2 episode The Wedding Ring and the Starsky & Hutch episode The Collector?
DeVito gained fame in 1978 playing Louie De Palma, the short but domineering dispatcher for the fictional Sunshine Cab Company, on the hit TV show Taxi.
Did Danny DeVito win any awards?
Danny DeVito won an Emmy for Outstanding Supporting Actor in a Comedy for Taxi in 1981.
Was there any other awards Danny DeVito won besides Emmy for Outstanding Supporting Actor in a Comedy for Taxi in 1981?
Danny DeVito won a Golden Globe for  Best Actor in a Supporting Role in a Television Series for Taxi in 1980.
Did Danny DeVito win any other awards besides an Emmy for Outstanding Supporting Actor in a Comedy for Taxi in 1981 and a Golden Globe for  Best Actor in a Supporting Role in a Television Series for Taxi in 1980?
In 2011, Danny DeVito received a star on the Hollywood Walk of Fame for his work in television.
How many awards has Danny DeVito won?
14 awards won
Did Danny DeVito do anything else interesting?
In 2006, Danny DeVito joined the cast of It's Always Sunny in Philadelphia as Frank Reynolds.

Question: How long was he on the show?
Self-contained rewrite: How long was Danny DeVito on the show?