The owner of New York City restaurant Balthazar claimed James Corden is the “most abusive” customer he’s had since the hotspot opened its doors 25 years ago. “James Corden is a Hugely gifted comedian, but a tiny Cretin of a man. And the most abusive customer to my Balthazar servers since the restaurant opened 25 years ago,” Keith McNally, 71, claimed in a scathing Instagram post Monday. McNally — who is known as “The Restaurateur Who Invented Downtown” — said he had to “86” (kick out or ban) the actor from his establishments before sharing “two examples of the funny...