MIAMI Burger King debuted Monday a spicy version of its signature sandwich with the introduction of the Angry Whopper, and promotions include giving customers a chance to e-mail an “Angry-Gram” to the ...

The Whopper is Burger King's signature burger, known for its flame-grilled patty and customizable toppings. Over the years, Burger King has experimented with various Whopper flavors to appeal to new ...