Just got this in my inbox:
Use code: INVITEDEAL50
zazzle.com
50% of the invitation net sale price will be deducted when ten or more qualifying invitations are purchased and the coupon code INVITEDEAL50 is applied at checkout. The net sale price is the price of the product (excluding shipping and taxes). Offer is valid through April 19, 2011 11:59pm PT
I used Zazzle for my baptism invites and was really happy with them. They are like Etsy where they "farm out" the design to artists who use Zazzle as their e-commerce bridge. I would recommend checking them out to see all the various styles!
Happy shopping!