King Charles III and Queen Camilla regaled a flock of American and European celebrities at a swanky Christie’s reception on Wednesday evening, capping off their whirlwind one-day tour in New York City. A laundry list of famous faces — from former Vogue editor-in-chief Anna Wintour and supermodel Karlie Kloss to Grammy-winning singer Lionel Richie — attended the King’s Trust reception at the famed British auction house in Rockefeller Center. Charles founded the King’s Trust, a charity geared