Looking for a way to veep score on environmental issues in tonight's VP debate? Grist has got your back with a sure-fire method for determining who really wins these things: Talking Points Bingo.
The Rules:
1. Download and print off the Palin and Biden boards [PDF] (there are 10 different boards in total), and pass them out to all your friends.
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Read about how you could lose debate bingo in the case that Sarah Palin says nothing, which HuffPost's Jason Linkins says isn't forbidden in the rules.
COMPLETE VP DEBATE COVERAGE: BIDEN PALIN VIDEO, HIGHLIGHTS