Martin started his career writing for TV variety shows like "The Ken Berry Wow Show," "The Sonny & Cher Comedy Hour" and "The Smothers Brothers Comedy Hour," for which he won his first Emmy award.
Cher arrives at Snow's Memorial Chapel for the funeral of music legend Gregg Allman Saturday, June 3, 2017, in Macon, Ga. (Jason Vorhees /The Macon Telegraph via AP)
American rock singer and actress Cher with her husband and fellow musician Gregg Allman pose for a portrait together, circa 1970.
Cher, left, and comedian and actor Redd Foxx appear costumed as turkies in a skit on the television variety show "The Sonny & Cher Comedy Hour," circa 1972.
Sonny Bono, left, and Cher, both wearing elaborate dresses, appear in a scene from their television variety program, "The Sonny & Cher Comedy Hour," circa 1971.
Chaz Bono and mother Cher attend the 23rd Annual GLAAD Media Awards presented by Ketel One and Wells Fargo held at Westin Bonaventure Hotel, April 21, 2012, in Los Angeles.
Married singing and acting duo Sonny Bono and Cher appear with their daughter Chastity Bono on an episode of the television variety show "The Sonny and Cher Comedy Hour," Dec. 17, 1971.
Cher poses for a portrait for "The Sonny and Cher Comedy Hour," circa 1972.
Pop singer and actress Cher brushes her hair in her dressing room, circa 1968.