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! The Mystery Begins first seen on the DVD of "Scooby-Doo! and the Samurai Sword", "17 Again" and "Shorts". "Scooby-Doo! The Mystery Begins" was the most-watched telecast in Cartoon Network history with 6.1 million viewers on September 13, 2009, outdistancing the previous high of 3.9 million viewers that tuned into the premiere of the animated series "". Due to the success of "Scooby-Doo! The Mystery Begins", a sequel went into development in October 2009. Titled "Scooby-Doo! Curse of the Lake Monster", principal photography commenced on March 15, 2010 in various locations around Southern California. The sequel aired on October 16, 2010 and was released