DIY Glow in the Dark Nails. Pour the contents of a flow stick into some clear nail polish, paint your nails a bright colour and top it off with the glowing top coat. The effect will probably be temporary since glow sticks tend to fade rather quickly.
Diana Eastman anatomy back tattoo (Though I love the idea of an anatomical tattoo such as this, I am bothered by the fact there are things that are out of place. Accurate portrayal, but doesn't match with the body of the person)