Fred Daphne Velma Shaggy and Scooby doo ends up in youtube land and they meet 4 youtubers Jacksepticeye FusionZGamer Cryaotic and Dream but a monster threatens the youtube community so Fred Daphne Velma Shaggy Scooby doo Jacksepticeye FusionZGamer Cryaotic and Dream must team up to save the youtube community