Scooby-Doo Mystery theme song. Scooby-Doo Mystery Scooby-Doo Mystery is the name of two video games released by Acclaim Entertainment and Sunsoft in 1995 based on the "Scooby-Doo" animated series. One of the games was released for the Super Nintendo Entertainment System and is an adventure game with platforming elements. The other title, released for the Sega Genesis is a more traditional adventure game style interface. Both were released only in North America. In both games, players take control of Shaggy Rogers and Scooby-Doo, who help solve various mysteries with other members of Mystery Incorporated who serve minor roles during gameplay. "Scooby-Doo Mystery"
Scooby-Doo and Scrappy-Doo (1979 TV series) threatening cancellation for the show, whose ratings were in decline. ABC was going to choose between two shows-Scooby-Doo or an unnamed pilot from Ruby Spears Enterprises. Therefore, for its 1979–1980 season, "Scooby-Doo" was given a major overhaul, adding the character of Scooby's nephew Scrappy-Doo, voiced by Lennie Weinrib, and changing the name of the show to "Scooby-Doo and Scrappy-Doo". Although still present in these episodes, the characters of Fred, Daphne, and Velma became less essential to the plot and Shaggy, Scooby and Scrappy were the main focus. Marla Frumkin took over Pat Stevens' role as Velma Dinkley towards the end