From Maxim.com.A couple weeks ago, KFC released the Double Down Sandwich -- a glorious sandwich which was basically a bacon and cheese sandwich that used chicken fillets as buns. That got us thinking, what would be some other amazing fast food combos that we'd like to see? Then it got us eating. Here are 8 other fast food combos that you need to try before you die.THE BIG WHITE MACThe mix: A
