To take advantage of the offer, simply redeem deal on the app during the promo period.

The Big Buford features two large hand-seasoned, 100 percent beef hamburger patties, topped with two slices of melted American cheese, iceberg lettuce, tomato, red onion, dill pickles, ketchup, mustard, and mayonnaise all on a toasted bakery-style bun. Ask for extra napkins.

The Baconzilla consists of two large hand-seasoned, 100 percent beef hamburger patties piled high with four slices of crispy bacon, two slices of American cheese, melted cheddar cheese, ketchup and mayonnaise all served on a toasted bakery-style bun.

National Hamburger Day is celebrated annually on May 28.

Image via Checkers And Rally’s