George Clooney has been described as the king of relaxed tailoring and, although the shapes of his usually 2-piece suits are unswervingly similar, his choice of fabrics is not. Like Eddie Redmayne, he tends to favour two coat buttons. His finest look? It has to be the striking Giorgio Armani formal black tuxedo in wool and cashmere he wore for the 2015 Anna Wintour Costume Center Gala held at the Metropolitan Museum in New York - the starkness of the basic duo chrome, a sotto voce accompaniment to his wife’s layered confection in ruby red.