Perze sent me this link for creative business cards (below are some of my favorites:
But my favorite and best bet for business cards is from www.Moo.com.
They allow you to upload as many pictures as you want and customize the reverse side with your desired text. This really allows you full agency to turn these cards into whatever you need.
Best thing about this is that you can use multiple pictures, for those who are too indecisive to make a monogamous business card decision.