Sometimes you just feel better after you've thrown up. You'll feel human-ish again and can continue to party like you mean it. But the majority of people will throw up in some alleyway or in the toilet where girls will flock to hold back each other's hair. But this isn't everyone's idea of vomiting; some people just don't see it coming and because they're holding an almost empty drink, the logic is there. Those poor bartenders who have to pick up and clean those glasses...