When you logon to Disney Movie Rewards, look for or click on the 12 Days of Cheer with Mickey Mouse

24 Hours Only
(9:00 AM PST to 8:59AM PST the following morning)

Just Click To Earn...
10 Bonus Points

Since I was able to get it now on 12/19/2011 at 1:30 AM PST, I assume it started on 12/18/2011 and will end at 8:59AM PST today.