What did the leader of the free world, co founder of the largest search engine, founder of Re/Max, a Presidential Candidate, and yours truly do when we got together up North? Can you guess who is who?*
JibJab has grown by leaps and bounds and is a great example of viral growth as guys like me using their service and sharing it with you.I actually did this for the business and another with my family I am addicted!
http://www.elfyourself.com/ also has this feature. It is operated for free by Office Max.
*George Bush, Sergey Brin,Dave Liniger, Hillary Clinton, Tim O'Keefe
Addition to original post:I made a video on how to create these videos. They are a great idea to add your staff and send out as an ECard.