Introvert coping techniques for big party besides boozing it up?

Party game: Hey, introverts like parties too! they just don't participate in the same way as extraverts do. Perhaps what you're concerned about is anxiety. If so, here's a quick tip: you can't feel anxious unless you're thinking about yourself. So, think of your focus or attention as a hot potato. As long as you keep it on someone else you won't get burned.