1 yellow cake mix
1 11 oz can mandarin oranges with juice
1/2 cup oil
1 box instant vanilla pudding
1 11 oz can crushed pineapple with juice
1 8 oz whipped topping
Mix cake mix, mandarin oranges (with juice), eggs and oil at high speed 3 minutes. Pour into a greased and floured 9x13 pan and bake as directed on cake mix box. Beat together pudding mix, pineapple (with juice) in a big bowl. Fold in whipped topping. Spread on cake and refrigerate.