<p>High-flying sports-media mogul and David Beckham doppelgänger, Mr. Arsenal is living every football fan's dream: he's loaded, has his pick of the ladies and drives a flashy sports car. And to make his life even sweeter, he's been chosen to work on coverage for the 2014 World Cup. Tasked with producing a short documentary, Mr. Arsenal, stumbles upon footage from Mexico 1970 and a high-profile spat between television pundit and Manchester City c...