1 can mandarin oranges
4 eggs
1 box yellow cake mix
1 stick butter (butter)

Combine ingredients and add juice drained from mandarin oranges and beat until fluffy. Add oranges; beat well. Spread batter in greased 13"x9" pan and bake at 350 degrees for 30 minutes or until done. When cake has cooled, frost with Pineapple Frosting.

1 pkg. instant vanilla pudding
1 (8 oz.) Cool Whip
1 (8 oz.) can crushed pineapple

Mix pudding and pineapple until smooth, add Cool Whip. Beat until fluffy, frost cake.