Question: When Things Were Rotten was created in 1975 by an American actor who began his career as a comic and a writer for what early TV variety show?

Context articles: Pink Lady (band)
Carol Burnett
The Scott and Gary Show
Dave Curzon
AKB48 Show!
When Things Were Rotten
Huang Jingyu
Sponge (TV series)
Mel Brooks
Love to Love You Bradys

Pink Lady (ピンク・レディー , Pinku Redī ) is a Japanese female pop music duo of the late 1970s and early 1980s, featuring Mitsuyo Nemoto ("Mie", born March 9, 1958) and Keiko Masuda ("Kei", born September 2, 1957).
 In Japan, they are remembered for a run of pop-chart hits from roughly 1976 to 1979, but in the United States, they are best known for their short-lived 1980 NBC TV variety show "Pink Lady", later released on DVD under the title "Pink Lady and Jeff."
Carol Creighton Burnett (born April 26, 1933) is an American actress, comedienne, singer and writer, whose career spans six decades of television.
 She is best known for her long-running TV variety show, "The Carol Burnett Show", originally aired on CBS.
 She has achieved success on stage, television and film in varying genres including dramatic and comedy roles.
 She also has appeared on various talk shows and as a panelist on game shows.
The Scott and Gary Show was a Public-access television cable TV variety show that ran from 1983 to 1989 and featured punk and indie bands, live audience dance parties, and comedy skits.
 Created and hosted by Scott Lewis and Gary Winter, the show was filmed in New York City from 1983 to 1986 and, at the invitation of cable access producer Jeff Krulik, in the Washington DC metro area, from 1986 to 1989.
Dave Curzon was a Canadian local radio/television broadcaster at CKNX-AM and CKNX-TV in Wingham, Ontario.
 Curzon was best known as the 1960s host of the noon TV program "Cartoon House".
 He also hosted the 1970s primetime TV variety show "Goodtime Country", as well as reading news, weather, sports and farm reports.
 He died in 1996 at the age of 54.
AKB48 Show!
 is a TV variety show produced by NHK in Japan, and airs weekly on BS Premium and NHK World Premium since October 5, 2013.
 The show features songs, comedy skits and short dramas performed by AKB48 and Sakamichi Series.
 As of  08, 2017 (2017--) the show airs on BS Premium every Saturday at 11:45 PM JST, with repeats every Sunday at 09:30 AM JST.
When Things Were Rotten is an American sitcom television series created in 1975 by Mel Brooks and aired for half a season by ABC.
Huang Jingyu (), also known as Johnny Huang, is a Chinese actor and model.
 Starting in 2013, he appeared several times as a model in the Hunan Satellite TV variety show "I'm a Great Beauty".
 In early 2016, he starred in "Addicted", a popular web series which was eventually banned by SAPPRFT.
 In 2016, he was chosen as one of the Most Handsome Men in Asia .
Sponge (Korean: 스펀지 ) is a South Korean TV variety show that debuted on 8 November 2003 on KBS2.
 The show claims to be "infotainment," and revolves around presenting various pieces of trivia in an entertaining fashion.
 The pieces of trivia are often sent in by viewers who wish to broadcast some piece of little known information they have.
 Sponge ended in November 2007 because of low TV ratings and continued as Sponge 2.0 in a new format.
Mel Brooks (born Melvin Kaminsky; June 28, 1926) is an American actor, writer, producer, director, comedian, and composer.
 He is known as a creator of broad film farces and comic parodies.
 Brooks began his career as a comic and a writer for the early TV variety show "Your Show of Shows".
 He became well known as part of the comedy duo with Carl Reiner in the comedy skit "The 2000 Year Old Man".
 He also created, with Buck Henry, the hit television comedy series "Get Smart", which ran from 1965 to 1970.
Love to Love You Bradys: The Bizarre Story of The Brady Bunch Variety Hour is a 2009 coffee table book written by "The Brady Bunch" actress Susan Olsen with co-authors Ted Nichelson and Lisa Sutton, about the 1976–77 spin-off TV variety show "The Brady Bunch Hour".
 The book's release also coincided with the 40th anniversary of the debut of "The Brady Bunch".