Scooby-Doo featuring episodes of Hanna-Barbera's new "Richie Rich" cartoon, adapted from the Harvey Comics character. From 1982 to 1983, "Scooby-Doo and Scrappy-Doo" were part of "The Scooby-Doo/Scrappy-Doo/Puppy Hour", a co-production with Ruby-Spears Productions which featured two "Scooby and Scrappy" shorts, a "Scrappy and Yabba-Doo" short featuring Scrappy-Doo and his Western deputy uncle Yabba-Doo, and "The Puppy's New Adventures", based on characters from a 1977 Ruby-Spears TV special. Beginning in 1980, a half-hour of reruns from previous incarnations of "Scooby-Doo" were broadcast on ABC Saturday mornings in addition to first-run episodes. Airing under the titles "Scooby-Doo Classics", "Scary Scooby Funnies", "The Best
Scooby-Doo among its members. "Scooby's All-Star Laff-a-Lympics" was retitled "Scooby's All Stars" for the 1978–79 season, reduced to 90 minutes when "Dynomutt" was spun off into its own half-hour and the 1969 reruns were dropped. "Scooby's All-Stars" continued broadcasting reruns of "Scooby-Doo" from 1976 and 1977, while new episodes of "Scooby-Doo" aired during a separate half-hour under the "Scooby-Doo, Where are You!" banner. After nine weeks, the separate "Where are You!" broadcast was cancelled, and the remainder of the 16 new 1978 episodes debuted during the "Scooby's All-Stars" block. The 40 total "Scooby-Doo" episodes produced from 1976 to 1978 were later