Question: Disney's Fluppy Dogs is a one-hour animated television special which aired on November 27 (Thanksgiving), 1986 on ABC, animation was supplied by TMS Entertainment, who had previously been contracted by Disney for Disney's Adventures of the Gummi Bears, an American animated television series that first aired in the United States from 1985 to what year?
Context: The following is an episode list for the American animated television series "Bionic Six".  The series ran for two seasons with a total of 65 episodes being aired.  "Bionic Six" was produced by TMS Entertainment and distributed by MCA Television (later renamed NBC/Universal Television). Disney's Adventures of the Gummi Bears is an American animated television series that first aired in the United States from 1985 to 1991.  The series was the first animated production by Walt Disney Animation Television, and loosely inspired by the gummy bear candies; Disney CEO Michael Eisner was struck with inspiration for the show when his son requested the candies one day.  The series premiered on NBC on September 14, 1985, and aired there for four seasons.  The series moved to ABC for one season from 1989 to 1990 (airing alongside "The New Adventures of Winnie the Pooh" as the "Gummi Bears-Winnie the Pooh Hour"), and concluded on September 6, 1991 as part of the Disney Afternoon television syndication package.  Of the series' 65 shows, 30 were double-features, consisting of two 11-minute cartoons, thereby bringing the series total to 94 distinct episodes overall.  The show is well-remembered for its theme music, written by Michael and Patty Silversher and creation of "gummiberry juice" which was a type of magic potion, granting abilities, which allowed them to bounce away from their hunters.  The theme song was performed by Joseph Williams, son of composer John Williams and one-time lead singer of Toto. Gerald David "Lorenzo" Music (May 2, 1937 – August 4, 2001) was an American actor, voice actor, writer, producer and musician.  His best-known roles include voicing the animated cartoon cat Garfield, and Carlton the doorman on the CBS sitcom "Rhoda".  He is also known for his work as Tummi Gummi in "Disney's Adventures of the Gummi Bears", the original voice of Peter Venkman in DIC's "The Real Ghostbusters", and Larry the Crash Test Dummy in a series of United States Department of Transportation public service announcements that promoted the use of seat belts from 1985 to 1998. June Foray (born June Lucille Forer; September 18, 1917 – July 26, 2017) was an American voice actress who was best known as the voice of such animated characters as Rocky the Flying Squirrel, Lucifer from Disney's "Cinderella", Cindy Lou Who, Jokey Smurf, Granny from the Warner Bros. cartoons directed by Friz Freleng, Grammi Gummi from "Disney's Adventures of the Gummi Bears" series, and Magica De Spell, among many others. Escape from Cluster Prime is a one-hour animated television special produced by Frederator Studios on Nickelodeon.  It features the characters from the Nickelodeon animated television series, "My Life as a Teenage Robot".  It was nominated for the Emmy Award for Animated Program (For Programming One Hour or More) in 2006. Bakugan Battle Brawlers (爆丸バトルブローラーズ , Bakugan Batoru Burōrāzu ) is a Japanese-Canadian action adventure television series produced by TMS Entertainment, Dentsu Inc., and Nelvana Animation under the direction of Mitsuo Hashimoto.  The story centers on the lives of creatures called Bakugan and the battle brawlers who possess them.  Though initially a failure in Japan, the series became popular in the United States and Canada, prompting the creation/order of several follow-up seasons, ("New Vestroia", and "Gundalian Invaders") which aired in other countries before Japan.  The fourth and final season, "Mechtanium Surge", was never broadcast in Japan and instead aired in Canadian and U.S. markets.  The Bakugan franchise are co-productions from Spin Master and Sega Toys, with animation by TMS Entertainment, Dentsu, and Nelvana Animation. Alan Burnett (born 1950) is an American television writer-producer particularly associated with Warner Bros.  Animation, Hanna-Barbera Productions, DC Comics and Walt Disney television animation.  He has had a hand in virtually every DC animated project since the waning years of the "Super Friends".  Burnett's contributions for Disney were largely a part of the 1990s "Disney Afternoon", where he was attached to the "Disney's Adventures of the Gummi Bears" and various projects set in the Scrooge McDuck universe.  Because of his primary focus on televised animation, he has occasionally been involved in film projects related to a parent television program.  He is a graduate of the University of Florida and has an MFA in film production from the University of Southern California. Disney's Fluppy Dogs is a one-hour animated television special which aired on November 27 (Thanksgiving), 1986 on ABC, and was intended to be a pilot for the third Walt Disney Television animated series.  The special suffered low ratings and it was cancelled.  It featured five pastel-colored talking (fluppy) dogs that came through a fluppy interdimensional doorway and into the lives of Jamie and his teenage neighbor Claire.  The dogs were the intended prey of the evil miser Wagstaff.  Animation was supplied by TMS Entertainment, who had previously been contracted by Disney on another current running animated series, "Disney's Adventures of the Gummi Bears". The Littles is an animated television series, originally produced between 1983 and 1985.  It is based on the characters from "The Littles", a series of children's novels by American author John Peterson, the first of which was published in 1967.  The series was produced for the American broadcast network ABC by the French/American studio DIC Entertainment, with the animation production outsourced overseas to the Japanese studio TMS Entertainment.  It was post-produced by a Canadian animation studio, Animation City Editorial Services. Pound Puppies is a 1986 American animated series made by Hanna-Barbera Productions, based on the toy line by Tonka.  It is the sequel to the 1985 television special.  The show was broadcast on ABC between September 1986 and December 1987.  In this series, no mention was made of Violet's whereabouts.  The show found itself under a lot of competition from competitors, such as Disney's "Fluppy Dogs", which was also adapted into a special, but unlike "Pound Puppies", was not made into a regular series.  It was the first cartoon adaptation of the property, the second being the 2010 series.
Answer: 1991