PEA POD CAKE

I will call this cake Marci's, because she is the one that gave it to me and I have passed it along over the years.
1 Box Super moist yellow cake mix
1 Cup mandarin oranges and juice
4 Eggs
1 Cup wesson oil
Beat all ingredients together, bake at 350 in a 9 by 13 pan for 25 minutes or until done. ( toothpick clean )
Topping
1 Large container of cool whip
1 small can crushed pineapple and juice
1 small package of instant vanilla pudding
Fold pudding into cool whip, than fold in pineapple. Top your cooled cake and refrigerate. This one you will share with a friend.