I told her to make sure all the shadows point in the right direction. At one point a little girl dressed as some sort of Manga Princess came over to the table and told me how much she likes drawing and asked me how she should draw lighting. There was plenty of that sort of thing going on too and a few of the free sketches did for people got gasps of delight, which is what a comic convention should be about, appreciating, sharing and enjoying the art, characters and stories that bring such an odd group of people together in one place.