Halloween Cotume was released on October 15, 2010 to celebrate the Halloween Event (2010), and for 16 days, players will be able to purchase a costume (for either Coins or FarmVille cash) and dress up their avatars in a variety of outfits. Costumes were available to level 1 farmer.
Costumes purchased by Farm Cash were on 50% OFF cash promotion between October 31 and November 02.
Anytime you want to change the Farmer Avatar's look, click on your Avatar.