National Cheeseburger Day is celebrated annually on September 18th. It’s a day to celebrate one of America’s most iconic and delicious foods – the cheeseburger! On this day, many restaurants offer discounts or free burgers, so it’s a great time to indulge in your favorite burger. Whether you like it with extra cheese, bacon, or just the basics, National Cheeseburger Day is the perfect excuse to enjoy a delicious meal.