Pig Lickin Cake

CAKE: 1 box Yellow Cake Mix

11 oz mandarin oranges in juice

1/2 cup butter -- softened

FROSTING: 8 oz Cool Whip� -- thawed

20 ozs crushed pineapple in juice

1 box instant vanilla pudding mix

Mix cake ingredients and pour into a greased and floured 9x13 pan. Bake at 350 F for 30 minutes. Cool completely and frost. Keep refridgerated.