Check out these free business cards images:
Business card - front - spot UV
Image by Stuart Frisby
The layout here is identical to what will be the header of my redesigned site - once I've finished it. The cards are from print100.com - nice quality and rounded corners for free, spotUV was inexpensive too.
Free Blank Business Cards
Image by Rex Pechler
Cool idea, only noticed them when I was leaving though.