Scooby-Doo and Scrappy-Doo (1980 TV series) "The Richie Rich/Scooby-Doo Show". Following the final first-run episode on October 31, reruns from the first seasons were rerun alongside episodes from the second season. The following ran in 1982, as segments of "The Scooby & Scrappy-Doo/Puppy Hour". All segments were written and storyboarded at Hanna-Barbera, but were produced and animated by then-sister company Ruby-Spears Enterprises. Note: The third episode for each air date listed is the "Scrappy and Yabba-Doo" episode from that date. Warner Home Video released "The Richie Rich/Scooby-Doo Show: Volume 1" on DVD in Region 1 on May 20, 2008. All three seasons are available for download
Scooby-Doo in 1973. Pat Stevens took over her role as the voice of Velma. For the 1977–78 season, "The Scooby-Doo/Dynomutt Show" became the two-hour programming block "Scooby's All-Star Laff-A-Lympics" (1977–78) with the addition of "Laff-a-Lympics" and "Captain Caveman and the Teen Angels". In addition to eight new episodes of "Scooby-Doo" and reruns of the 1969 show, Scooby-Doo also appeared during the "All-Star" block's "Laff-a-Lympics" series, which featured 45 Hanna-Barbera characters competing in "Battle of the Network Stars"-esque parodies of Olympic sporting events. Scooby was seen as the team captain of the "Laff-a-Lympics" "Scooby Doobies" team, which also featured Shaggy and Scooby-Dum