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 Spooky Scarecrow" and "Scooby-Doo! Mecha Mutt Menace", from the September 2013 DVD releases "Scooby-Doo! 13 Spooky Tales: Run for Your 'Rife!" and "Scooby-Doo! 13 Spooky Tales: Ruh-Roh Robot!". On May 13, 2014, another episode, "Scooby-Doo! Ghastly Goals" was released on the "Scooby-Doo! 13 Spooky Tales: Field of Screams" DVD. On May 5, 2015, "Scooby-Doo! and the Beach Beastie", the sixth direct-to-video special, was released on the "Scooby-Doo! 13 Spooky Tales: Surf's Up Scooby-Doo" DVD. Gold Key Comics began publication of "Scooby-Doo, Where Are You!" comic books in December 1969. The comics initially contained adaptations of episodes of the television show