National Fried Chicken Day: Burger King: Royal Crispy Chicken Sandwich Free w/ $5 Purchase & More Offers

Burger King: Royal Crispy Chicken Sandwich Free w/ $5 Purchase. Popeyes offers free classic, spicy, or ghost pepper chicken sandwich with a $10 purchase. Wingstop app users can get a free chicken sandwich by making a purchase and entering the code FREESAMMY.