For the first 10,000 people to register. You pay shipping and handling, which is something like $6 or so. Not a bad deal.
http://promo.snapfish.com/disney/disneymemoriescalendar1?AID=10423416&PID=1225267&SID=u0t2509639f9fp44075c0s652&URL=http://promo.snapfish.com/disney/disneymemoriescalendar1&source=cj