Don't know if he is, but the story goes like this: The strange crying guy is his father and they came to that show to reconcile, after being separated for many years, a period during which his son thought him dead. At least, that's what other Youtube users say in the comments section below the video.
"Black guy no 1: I know that, deep down in my heart....I still love you!"
"Black guy no 2: ........AAAAAAAAAAAAAAAAAAHHHHHHHHAAHAHAHAAAAAAAAAAaaaaaaaa ( deep breathing )...eeeeeehhh!!!"