NuttyGuys is again offering 50% off all 8 oz. & 1 lb. bags, through this Friday 7/29/11. This time around, they seem to have a slightly better selection available. (For previous sales, they had had a fairly bare-bones inventory.)
The site: Home Page
Use coupon code 727M at checkout, and be sure to apply the discount so that the adjusted prices appear in your cart before checkout is complete.