Generously butter a 10 inch, deep dish pie plate or a 9×9 glass baking dish. In a big bowl, combine the softened cream cheese, drained corn, creamed corn, sour cream, egg, and corn muffin mix. Mix well. Pour into prepared dish. Sprinkle with the smoked paprika and cayenne pepper. Bake, uncovered, for one hour. Allow to cool a bit. Serve warm.