Гермнияк Цет!

http://blog.pencake.com/website/pencake-christmas-ecard-free-online-greeting-card/

This is really fun. You can paint, save, send. I love to let people know I am thinking about them in a creative way without spending money!

Here is the Christmas card version, as it seems fitting for the current time: http://christmas.pencake.com/
here it is on Facebook: (it's cooler than Graffiti)
http://apps.facebook.com/pencake