Scrappy-Doo is a fictional character from the animated television series Scooby-Doo. He is the nephew of Scooby-Doo and first appeared in the show in 1979. Scrappy is known for his small size, energetic personality, and catchphrase, "Puppy Power!" He often tries to prove himself as a brave member of the mystery-solving team. Unlike his uncle, Scrappy is more confident and eager to confront villains. He often takes the lead in chasing after monsters, showcasing his determination. Despite his bravery, his antics sometimes lead to humorous situations, making him a memorable character in the Scooby-Doo franchise.