1 yellow cake mix (plain)
1/2 c. oil
2 eggs
11 oz. can mandarin oranges with juice
1 sm. pkg. instant vanilla pudding
20 oz. can crushed pineapple with juice
2 c. Cool Whip

Mix cake mix, oil, eggs and mandarin oranges with juice. Place in 9"x13" pan and bake according to directions on cake mix box. Cool. Mix small package of instant pudding with crushed pineapple and juice. Fold in 1 cup of the Cool Whip. Spread on top of cake. Spread remaining Cool Whip over the layers. Keep refrigerated.