Scooby-Doo the head story editor on "Scooby-Doo" since 1983. Following the first season of "A Pup Named Scooby-Doo", Ruegger and much of his unit defected from Hanna-Barbera to Warner Bros. Animation to develop "Steven Spielberg Presents Tiny Toon Adventures" and later "Animaniacs", "Pinky and the Brain", and "Freakazoid!". From 1987 to 1988, Hanna-Barbera Productions produced "Hanna-Barbera Superstars 10", a series of syndicated TV movies featuring their most popular characters, including Yogi Bear, Huckleberry Hound, The Flintstones and The Jetsons. Scooby-Doo, Scrappy-Doo and Shaggy starred in three of these movies: "Scooby-Doo Meets the Boo Brothers" (1987), "Scooby-Doo and the Ghoul School" (1988),
Scooby-Doo from 2004 to 2005, "Scooby-Doo" held the Guinness World Record for having the most episodes of any animated television series ever produced, a record previously held by and later returned to "The Simpsons". "Scooby-Doo" was published as holding this record in the 2006 edition of the "Guinness Book of Records". In January 2009, entertainment website IGN named "Scooby-Doo" #24 on its list of the Top 100 Best Animated TV Shows. As with most popular franchises, "Scooby-Doo" has been parodied and has done parodies. Scooby-Doo Scooby-Doo is an American animated franchise, comprising many animated television series produced from 1969 to the