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 Scooby-Doo", using that show's voice cast. Entries from 2010 on use the original 1969 designs and feature Matthew Lillard as the voice of Shaggy, the character Lillard portrayed in the live-action theatrical "Scooby-Doo" films. Two Scooby-Doo! movies were released in 2016, named "Lego Scooby-Doo! Haunted Hollywood" and "". In addition, a live-action TV movie, "Scooby-Doo! The Mystery Begins", was released on DVD and simultaneously aired on Cartoon Network on September 13, 2009, the 40th anniversary of the series' debut. The film starred Nick Palatas as Shaggy, Robbie Amell as Fred, Kate Melton as Daphne, Hayley Kiyoko as Velma, and Frank