How to in easy steps
1. Look chic to death in a 90s kind of way
2. If you don't smoke, start smoking, just for the night. If you can't smoke at the party you're attending, an e-cig will suffice
3. Champagne
4. Get a cab everywhere you go. Or a Uber. Don't take public transport.
5. Apply some fake blood/ smear lipstick over your throat in the bathroom after somebody asks where your costume is
6. Make out with your bestie/ your frenemie's EX/ your SO
7. Be a supermodel