Preheat oven to 350 (or whatever your brownie mix calls for)
Line 8x8 pan with nonstick foil.
In a mixer, beat brownie mix, eggs, oil.
Add ice cream and hot fudge!!!
Pour half in the pan. Top with Oreos. Pour on the rest.
Bake 45-50 mins.
Cool.
Top with more fudge and ice cream if desired.