TRICK OR TEET? From New York to L.A. and even D.C., the celebs were out in force this year to celebrate the one day that can't land them on a worst-dressed list! Here's a taste of the action, beginning with the fairest couple of them all:
Brangelina: Not sure what Angelina is supposed to be, but Brad Pitt is rocking it as DJ Lance Rock from the coolest kids show in existence, Yo Gaba Gaba.