If you take the last beer, you’ve gotta replace them. It’s a standard party rule that’s been in place as long as there’s been beer served in bottles, and honestly, probably before that, too. Break this rule, and you’re in for a world of hurt from people who have already had a few too many. While we can’t confirm that’s exactly what went down here, signs point to there being a beer-related problem. One thing leads to another, and soon, no one is drinking — and everyone is fighting.