Ai didn't shrink back as he advanced on her despite his bi-polar turn around. She narrowed her eyes in confusion as her voice rose an octave or two. "How the fuck should I know, I've only sung on Earth before. I didn't say it worked on everyone, I just assume it has some effect since it worked on angels and demons before." Ai sighed with exasperation, caving in some. "And so what if I picked that song for you, most people are appreciative. Last I checked it was a good thing to have people like you."