Scooby-Doo four like a normal dog as he did previously. Fred, Daphne, and Velma were dropped from the series, and the new "Scooby-Doo and Scrappy-Doo" format now consisted of three seven-minute comedic adventures starring Scooby, Scrappy, and Shaggy instead of one half-hour mystery. Most of the supernatural villains in the seven-minute "Scooby and Scrappy" cartoons, who in previous "Scooby" series had been revealed to be human criminals in costume, were now real within the context of the series. This version of "Scooby-Doo and Scrappy-Doo" first aired from 1980 to 1982 as part of "The Richie Rich/Scooby-Doo Show", an hour-long program also
Scooby-Doo (character) series and movies. Scooby has a speech impediment and tends to pronounce most words as if they begin with an "R"; however, most characters are able to understand him almost perfectly. In most iterations, he keeps his sentences relatively short, usually using charades for anything longer than three or four words. His catchphrase, usually howled at the end of every production, is "Scooby-Dooby-Doo!" or "Rooby-Rooby-Roo". Scooby was voiced by Don Messick through "Arabian Nights" in 1994, after which point Messick quit smoking; quitting smoking changed his voice and prevented him from achieving the same raspy vocal effect (despite Messick's efforts,