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 (character) a famous (and much parodied) speech impediment. His catchphrase is "Scooby-Dooby-Doo!" Writers Joe Ruby and Ken Spears created the original "Scooby-Doo" series, "Scooby-Doo, Where are You!", for Hanna-Barbera for CBS's 1969–70 Saturday morning cartoon schedule. Originally titled "Mysteries Five", the dog who later became Scooby was originally more of a sidekick character – a bongo-playing dog named "Too Much" whose breed varied between Great Dane and sheepdog between treatments. By the time the series was pitched to the network as "Who's S-S-Scared?" in early 1969, Too Much was solidified as a cowardly Great Dane. Both the dog and the series