LONDON — On Thursday, Anna Wintour’s power to convene stars from across popular culture was on full display at the Theatre Royal Drury Lane in the West End, where the Condé Nast title staged Vogue World London, a glossy six-act stage show overseen by Stephen Daldry, the British director behind Billy Elliot and The Crown, and Vogue’s creative editorial director Mark Guiducci.
The evening, hosted by Wintour and outgoing British Vogue…