DING DONG CAKE

I can't believe this now but I actually made this cake for my family many years ago. I was thinking it was called a Ho-Ho Cake at that time. It was a take off on a Wonder Bread snack very popular of the 1960's or 1970's.
Ingredients:
1 box chocolate cake mix
1 pkg cream cheese (softened)
3 cups confectioner sugar
1 stick margarine (softened)
1 container cool whip
1 container chocolate icing
1 tablespoon milk

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Directions:
Make cake as directed on box in a 9x13 pan. When done let cool 10 min. Then put on cooling rack , when cooled cut in half then put one half back in bottom of pan,

Make the Icing. Mix cream cheese softened, 3 cups powered sugar, 1 stick margarine softened, together with mixer. Then add the cool whip.

Spread this on cake layer in pan, then put other layer on top.

Use 1 can of chocolate icing,  add 2 tbsp of milk mix well. Spread on cake. Keep in fridge