Inside Outside Pistachio Cake

Ingredients
- 1 yellow cake mix the kind with pudding in it
- 2 small pkg instant pistachio pudding
- 1 large container Cool Whip
Directions
- Mix cake mix according to directions on box
- Add 1 box pistachio pudding and mix
- Pour into Bundt pan
- Bake cool and cut cake into 3 layers