David_Lloyd_(writer)--Garry_Marshall

David Gibbs Lloyd (July 7, 1934 – November 10, 2009) was an American screenwriter and producer for television.
He wrote for many sitcoms, such as The Mary Tyler Moore Show, The Bob Newhart Show, Taxi, Cheers, Frasier and Wings. Lloyd wrote "Chuckles Bites the Dust", an October 1975 episode of the Mary Tyler Moore Show, for which he won the Emmy Award for Outstanding Writing in a Comedy Series.