It was funny. He must be here from TGP. Poke him and say "I think my Epiphone is great!" If he throws a fit, then he's from TGP.
All joking aside, I came across that video a week or so ago. My kids and I laughed like hell. It was fun. There's also some real good that can come from it. One of my favorite artists is Randy Travis. He had a massive stroke in 2013, but now with this tech, "he" was able to sing again, and I'm not going to lie, it was pretty amazing to hear "him" sing again, even if it wasn't really him.