Check out this awesome Glow-in-the-Dark Skeleton Dress from ThinkGeek. You can pick up this dress for around $50
This dress is made from an all-over print that features diagrams of the human skeleton. The bones glow in the dark. Zipper in the back. This design is a ThinkGeek exclusive. 100% cotton. Machine wash warm. Tumble dry low. Made in the U.S.A.