Cook noodles according to package directions until barely tender. Drain
noodles. Mix together cream cheese, sour cream, and butter. Stir into noodles.
Add scallions, garlic, and pepper, and turn into buttered baking dish. Combine
bread crumbs and Parmesan cheese and sprinkle over top of noodle mixture. Bake
at 350 degrees for 30 minutes.