Heat oven to 375°F. Spray 13x9-inch (3-quart) glass baking dish with cooking spray. Cook and drain pasta as directed on package, using minimum cooking time.
Return pasta to same pot; stir in soup, cream cheese and hot sauce. Add chicken, garlic powder and salt. Pour pasta into baking dish. Sprinkle with chips. Bake 15 minutes, adding Cheddar cheese the last 5 minutes. Sprinkle with blue cheese crumbles. Let stand 5 minutes before serving.