Two of the biggest celebrity power couples were at the World Cup final yesterday. We should always start with Beyoncé, who actually allowed herself to be photographed while arriving with Jay-Z. We’ll come back to her outfit in a minute. They’ve been in New York for a while now as Jay’s been celebrating the anniversaries of Reasonable Doubt and The Blueprint with his three-show residency at Yankee Stadium last weekend.I wonder too if Jay was at the World Cup final to do m