DeanTheBean9's real identity

So I think we all know that most players on unstable are the main gangs friends disguised as other people. And someone on this subreddit said that the guy behind Dean has appeared in older Parrot videos, does anyone know who it is / what video he appeared in

(P.s. Dean's death was the third time I have ever cried because of fiction, first and second time being twinkle twinkle little star and H.R. Wells)