Grease 8x13 oblong pan with shortening. Mix and spread pecans and coconut evenly on bottom of pan. Mix cake according to package. Pour mix over pecans and coconut. Mix powdered sugar and cream cheese together. Spread over cake mix. Bake at 350 degrees for 35-40 minutes. NOTE: When you mix cream cheese and powdered sugar, place cream cheese in microwave and warm to soften. Then add sugar, mix, and drizzle over cake mix.