Around noon on National Cheeseburger Day, the McDonald's mobile app saw a massive crash, keeping customers from accessing the 50-cent double cheeseburger deal.
Go Gourmet And Order McDonald's Secret Chicken Cordon Bleu McMuffin
Take breakfast up a notch by trying McDonald's secret Chicken Cordon Bleu McMuffin. Here's how to order it and some fun flavorful variations.