Well, I can't play it like usual, but I can still sing it! Wanna hear?!

[Annoying probably should have been a clue to him, but it's clearly not. However, her question forces him to regather himself, as he's kind of all over the place with his form and memories right now.]

Right... It was back when the aliens attacked. I made copies of myself so that I could protect this world, or... that world. Our world. I was already like this, though. Before that I was... it's difficult to remember. But I know it was different.