I haven't quite figured out what this MCR beta thing is yet. Sounds like Coke trying to be cool. But they're offering freebies, and that's cool in my book. Of course, they're limiting it at 7,500 winners. Can't have Florida Gulf Coast ruining everything again.
Go here and follow the Groundhog link to guess whether the groundhog will or won't see his (her?) shadow. I think you have to tweet something, although it accepted my submission without a tweet. They'll disqualify you if you enter more than once, so use a second account to gather points.