Burger King faces a bizarre Whopper lawsuit after customers claim the burger is much smaller than advertisements suggest. As the case grills America’s fast food expectations, Burger King and its Whopper are now at the center of a legal battle about size—and supersized marketing promises.

As the Burger King Whopper lawsuit simmers in court, both sides fiercely debate whether the Whopper size seen in ads is a whopper of a lie or just clever marketing. With U.S. District Judge Roy Altman letting the case proceed, Burger King Whopper lawsuit drama continues.