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 of Kids' WB on The WB Network and its successor, The CW Network, from 2002 until 2008. "Scooby-Doo! Mystery Incorporated" aired on Cartoon Network from 2010 to 2013, and "Be Cool, Scooby-Doo!" aired on Cartoon Network from 2015 to 2018. Repeats of the various "Scooby-Doo" series are broadcast frequently on Cartoon Network's sister channel Boomerang in the United States as well as other countries. In 2013, "TV Guide" ranked "Scooby-Doo" the fifth greatest TV cartoon. In 1968, parent-run organizations, particularly Action for Children's Television (ACT), began protesting what they perceived as excessive violence in Saturday-morning cartoons. Most of these shows