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),
Aloha, Scooby-Doo! Aloha, Scooby-Doo! Aloha, Scooby-Doo is a 2005 direct-to-video animated comedy horror mystery film, and the eighth in a series of direct-to-video animated films based upon the "Scooby-Doo" Saturday morning cartoons. It was released on February 8, 2005, and it was produced by Warner Bros. Animation, though it featured a copyright and logo for Hanna-Barbera Cartoons at the end. It is also Ray Bumatai's last performance before his death in October 2005. This movie, along with "Scooby-Doo and the Cyber Chase", were the first Scooby-Doo movies to be re-released on Blu-ray on April 5, 2011. The gang travels to Hawaii on