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 2002, Jamie Malanowski of the "New York Times" commented that "["Scooby-Doo"s] mysteries are not very mysterious, and the humor is hardly humorous. As for the animation—well, the drawings on your refrigerator may give it competition." By the 2000s, "Scooby-Doo" had received recognition for its popularity by placing in a number of top cartoon or top cartoon character polls. The August 3, 2002, issue of "TV Guide" featured its list of the 50 Greatest Cartoon Characters of All Time, in which Scooby-Doo placed twenty-second. Scooby also ranked thirteenth in Animal Planet's list of the 50 Greatest TV Animals. For one year