User blog comment:Drakan95/Chowder vs Gordon Ramsay. Epic Rap Battles: Cartoons vs History/@comment-11353776-20150516225555/@comment-5264252-20150517004430

Scooby-Doo goes after villains in disguise, figuring out their identity at the end, while Jack the Ripper is a "villain in disguise" whose identity is unknown. :P