1 box yellow cake mix (Duncan Hines)
1 (11 oz.) can mandarin oranges, drained

Make according to cake directions and add oranges and bake.

FROSTING:

1 lg. pkg. instant vanilla pudding (dry)
1 (20 oz.) can crushed pineapple
1 (9 oz.) carton Cool whip
1 tsp. vanilla

Mix and spread on cooled cake. Will keep 5 days in the refrigerator.