I can wear it on NY Eve as well.

The Most Anticipated Hallowe'en Costume of 2012: The David Fincher Movie
dress in all yellow
speak in quotes all day (e.g. “_____, pay attention!” “SORRY, MY PRADA’S AT THE CLEANER’S, ALONG WITH MY HOODIE AND MY FUCK-YOU FLIP-FLOPS, YOU PRETENTIOUS DOUCHEBAG!” “EXCUSE ME?” “I didn’t torture the chicken.” “Get out. Now.” “I’m on my way.”
carry a boombox or speakers of some sort playing music by Trent Reznor and Atticus Ross
plaster yourself with awards
do every action multiple times