In 1995, a group of four chess enthusiasts were devastated when their opponents took their queen in a very public New Year's Eve match at Madison Square Garden. Exactly 25 years later, they are staging a rematch, online of course. Phish will present "Dinner and a Rematch" on New Year's Eve, pitting themselves against thousands participants. You can join in through Chess.com (registration required). In addition to chess, there will be recipe swapping and some music. Drinking is optional, since you'll be at home anyway. And may the best mass player win.