Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge
leave after a service of thanksgiving for Queen Elizabeth II's 90th
birthday at St Paul's cathedral
(L-R) Lady Mayoress Juliet Mountevans, Catherine, Duchess of Cambridge,
Prince Edward, Earl of Wessex and Sophie, Countess of Wessex attend a
lunch after the National Service of Thanksgiving as part of the 90th
birthday celebrations for The Queen at The Guildhall
Kate Middleton Cocktail Dress looked positively regal in an embroidered pastel-blue
coat dress by Catherine Walker.