(Undated) -- Good news for those who could use a hot and cheesy slice, it's National Pizza Day. Shops and retailers across the U.S. are offering discounts and deals in honor of the occasion. Bravo Italian Kitchen is serving pizzas for half off, with Chuck E. Cheese selling large pies buy-one-get-one-free. Sam's Club is offering a dollar off on their Member's Mark 16-inch pizzas nationwide.