1 box yellow cake mix
3 eggs
3/4 c. oil
11 oz. can mandarin oranges, plus juice

FROSTING:

20 oz. crushed pineapple plus juice
1 tsp. vanilla
9 oz. Cool Whip
3 oz. box instant vanilla pudding
1/2 tsp. lemon juice

Beat cake ingredients for 3 minutes. Bake in a 9x13 inch pan at 350 degrees for 45 minutes. Mix remaining ingredients, except Cool Whip, together. Carefully fold in Cool Whip and spread on the cooled cake.