Mix cake mix and Jello; blend. Add Wesson oil, eggs (one at a time), thawed strawberries, coconut and pecans. Pour into 3 greased and floured 9 inch cake pans. Bake at 350 degrees for 25 minutes. Let set in pans 10 minutes and then cool on wire rack.
For Icing, ream butter, sugar and remaining ingredients. Add a few drops of red food coloring; mix well and spread on cake.