Graveyard Mall: Additional 80% off Coupon Code! May 27, 2010 by Mitchell Wischmann This post may contain a link to an affiliate. See my disclosure policy for more information. Graveyard Mall is offering up an awesome coupon code! Today, 5/27 only, you can save an additional 80% off on select items! All you need to do is add the participating items to your cart and use coupon code 80toomany at checkout. Thanks, Hip2Save!