Well, really "Pixar." Pixar at least knew how leverage their weird style; everyone else ran with it and made it god awful. But my thought exactly. Why even do this with something that's so offensively awful to look at?

That gripe aside, if you're just training on a bunch of headshots and generating new ones, it's been done, over and over at this point. Want to impress? Figure out how to generate a full sequence of coherent animation frames.