I watch (listen to, really) this video at work all the time. Almost every night actually. Sometimes two or three times in a row. It's just such genius.
I submitted the thing that proved he was an actor. He is an actor. He is the brother of another infamous youtube personality, they live together. Their parents think it's funny that their children have fake youtube personalities. It has already been widely proved that he is an actor (pretty damn good one), doing an act.