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
Scooby-Doo! and the Legend of the Vampire Wildwind are arrested and sent to jail. Daniel realizes that since all the other bands are out of the competition, that makes Scooby and the gang the winners by default. The film ends with the gang performing to the crowd and getting their band name, the Meddling Kids, joined by the Hex Girls. "Scooby-Doo! and the Monster of Mexico" was released on September 30, 2003. Scooby-Doo! and the Legend of the Vampire Scooby-Doo and the Legend of the Vampire is a 2003 direct-to-video animated comedy horror film, and the fifth in a series of direct-to-video films based upon the "Scooby-Doo"