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! and the Monster of Mexico Scooby-Doo! and the Monster of Mexico Scooby-Doo! and the Monster of Mexico is a 2003 direct-to-video animated comedy mystery film; the sixth in a series of direct-to-video films based upon the "Scooby-Doo" Saturday morning cartoons. It was released on September 30, 2003, and it was produced by Warner Bros. Animation. It is one of two Scooby-Doo movies released in 2003 (the other being Scooby-Doo and the Legend of the Vampire) that briefly brought back the original voice cast from the original 1969 series sans the late Scooby-Doo voice actor Don Messick (by now voiced by Frank Welker, who also plays