Not sure what this entails or whether 3d works, but boxsets don't from what I can see. From their facebook page
I don't see anything, but maybe someone else will, there are some good ones in there.
Special Facebook Offer - Today Only! Purchase 3 or more Used or Previously Viewed Blu-rays on goHastings.com and get them for $7 each! Use promo code: HUMPDAY. Valid until 11:59pm CST 9/21/11. Click this link http://$$$$$$/6B4HO to shop qualifying titles. (max 20 per cart)
I don't see anything, but maybe someone else will, there are some good ones in there.