Mix cake mix according to directions, using milk instead of water. Bake in 13x9 inch pan. When done, punch holes into it with a fork. Heat pineapple and sugar, just to a boil. Pour this over hot cake. Let cake cool completely Mix cream cheese with mixer until smooth. Slowly add the 2 cups milk and pudding. Spread this on cake and refrigerate until pudding is set. Cover cake completely with sliced bananas. Cover bananas with a layer of Cool Whip. Sprinkle with cherries,pecans and coconut. Refrigerate several hours before serving.