Ding Dong Cake 1 box of Chocolate cake mix, bake as directed when cake is done let sit 10 min , then...

Ding Dong Cake
1 box of Chocolate cake mix,
bake as directed
when cake is done let sit 10 min ,
then turn out on cooling rack, when cooled, slice cake in half,
put one half back in bottom of pan,
Icing, 1 cream cheese softened, 3 cups powered sugar, 1 st margarine softened, mix together with mixer, fold in 1 container of cool whip, spread on cake layer in pan, then put other layer on top,
the take 1 can of chocolate icing add 2 tbsp of milk stir up well ,spread on cake , Keep in fridg