PIXELS 3D Just $11.99 (but only until midnight tonight).
http://www.amazon.com/Pixels-3D-Blu-ray-UltraViolet/dp/B012DWS874/ref=sr_1_1?ie=UTF8&qid=1457288703&sr=8-1&keywords=pixels+3d
Not sure how much longer, but currently MR PEABODY 3D (with a new exclusive Rocky & Bullwinkle 3D short) is $17.99 at Best Buy.
http://www.bestbuy.com/site/mr-peabody-sherman-blu-ray-3d-digital-copy/7733044.p?id=3282618&skuId=7733044