Scrappy-Doo 1979 had begun to sink to the point of cancellation threats from ABC, who were considering between choosing between Scooby-Doo and an unnamed pilot From Ruby-Spears Enterprises, whose pilot Evanier had also written. He successfully boosted the show's ratings and kept the show alive. Scrappy has a contradicted origin. Originally as shown in the introduction of the series, Scrappy only met his Uncle Scooby as a puppy. However, the December 1980 episode of "Scooby-Doo and Scrappy-Doo" ("Scrappy's Birthday") depicts Scrappy-Doo's birth with both Scooby and Shaggy in attendance. Born at St. Bernard's Hospital to Scooby-Doo's sister Ruby-Doo on December 20,
Scooby-Doo episode where Scooby-Doo's parents show up and reveal his real name to be "Scoobert". At the same time, the series returned to its original formula in that the group unmasked human villains in costume, as opposed to the supernatural monsters of the early to mid-1980s. The series also established "Coolsville" as the name of the gang's hometown; this setting was retained for several of the later "Scooby" productions. The retooled show was a success, remaining in production for four seasons and on ABC's lineup until 1991. "A Pup Named Scooby-Doo" was developed and produced by Tom Ruegger, who had been