TMZ's Celebrity Costume Contest -- Final 3! 11/2/2009 4:20 PM PST BY TMZ STAFF The Celebrity Costume Contest has been narrowed down to these final three -- and now we need your help deciding which celebrity snapshot will win the $250 prize and some mystery gifts from TMZ!**CLICK HERE for contest rules and regulations!** See Also TMZ's Sexy Halloween Costume Contest -- Final 5! TMZ's Little Lingerie Contest -- Final 5! TMZ Drag Race Contest -- Final 5!