Sad tooth laments "I can't see properly without my ocular cavity." Spotted in Jaco Haasbroek's Flickr gallery, which is full of great stuff. Jaco has another design currently being voted on at Threadless.
Plush tooth with pocket for the Tooth Fairy, by Fiona. Here's her Etsy shop.
*Previously: Bad tooth t-shirt design.
*Buy "Brush Your Teeth Please Pop-Up Book" at Amazon.