I bought one from JCpenny, still expensive $80

then I booked from Walmart around $40.
you need book online first and then pick up from store.

I checked i bought the following black one, it is very nice:
Divatex Diamond 250 Thread Count Duvet Mini Set
http://www.walmart.com/ip/Divatex-Diamond-250-Thread-Count-Duvet-Mini-Set-Black/10996399