It might be considered, at best, a capitol offense (or, at worst, borderline treason) for a British citizen to refer to anything Kate Middleton wears as “ugly.” However, the Duchess of Cambridge may have inadvertently taken part in the American tradition of the “Ugly Christmas Sweater” in the preview of the upcoming Royal Carols: Together at Christmas concert. “I’m so excited to be hosting ‘Together at Christmas’ here at Westminster Abbey,” Kate, 39, said in the sneak peek of the ITV1 special.