FREE Halloween Jello “Brain” Mold (Just pay S&H) September 8, 2011 by Mandi Leave a Comment Tweet Planning your Halloween party? Grab this great, gross Jello Brain Mold for FREE! Just pay $2.95 shipping. Go HERE to coupons.com and click on the coupon to be forwarded to the deal. Here’s a picture of what you could create! Ewww!