What breed of dog is Scooby-Doo?
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
Scooby-Doo the Night" on a flight to one of the development meetings, and decided to rename the dog "Scooby-Doo" and re-rechristen the show "Scooby-Doo, Where Are You!" The revised show was re-presented to CBS executives, who approved it for production. The first episode of "Scooby-Doo, Where Are You!" "What a Night for a Knight" debuted on the CBS network Saturday, September 13, 1969. The original voice cast featured veteran voice actor Don Messick as Scooby-Doo, radio DJ Casey Kasem (later host of radio's syndicated "American Top 40") as Shaggy, actor Frank Welker (later a veteran voice actor in his own right)