Photo + Twitter ID = Cool Mosaic

Lunapic added a cool set of mosaic feature today. You can create a mosaic of your friends in a few clicks. You can use the LunaPic facebook app, or the twitter version right one the lunapic site. Upload a picture first, then type in your twitter id. It'll pull in all the profile icons of your twitter friends and create a cool mosaic!
Create a Twitter Mosaic