WALK, WALK, FASHION BABY | For her unannounced engagement at the Imperial War Museum, the Duchess of Cambridge rewore her military-inspired Alexander McQueen blouse, first seen in the aftermath of the 2011 riots, in Birmingham. For the first time, she teamed it with a pair of navy trousers, rather than her usual matching skirt, and her Anderson’s croc-effect belt. Over her outfit, she wore her navy Catherine Walker coat, and Catherine also wore her Prada heels. For jewellery, Catherine turned to her trusty sapphire and diamond earrings, adapted from a piece of Diana’s jewellery, and a RBL poppy pin