Scrappy-Doo sock 'em!" Another of Scrappy-Doo's catchphrases is, "Ta dadada ta daaa! Puppy power!". He is also quite strong, capable of smashing down solid rock walls and carrying both Scooby and Shaggy over his head seemingly without effort. The character was created by Joseph Barbera and developed by writer Mark Evanier, who has acknowledged that Scrappy's personality was largely based on that of the "Looney Tunes" character Henery Hawk. In "Scooby-Doo Meets the Boo Brothers", "Scooby-Doo and the Ghoul School", and "Scooby-Doo and the Reluctant Werewolf", Scrappy is more toned down, as he is less feisty and a little more cowardly,
The Scooby-Doo Show other half of the hour was filled by "Dynomutt, Dog Wonder", a new Hanna-Barbera cartoon about a superhero named Blue Falcon and his goofy mechanical canine sidekick, Dynomutt. The Mystery, Inc. gang made guest appearances in three of the "Dynomutt, Dog Wonder" segments. The show was renamed to "The Scooby-Doo / Dynomutt Show" when ABC added a rerun of "Scooby-Doo, Where Are You!" to the show in November 1976. In 1977, ABC had a programming block called "Scooby's All-Star Laff-A-Lympics". The "Scooby-Doo" segment of this two-hour block included 8 new episodes of "Scooby-Doo" (two of which featured Scooby-Dum and one