There’s nothing quite like watching Joe Parker lip-syncing to Take That to lift the mood in the back of an Uber on a drizzly morning in Dublin. The dangerous threat Parker faces against another big-hitting monster of the ring in Daniel Dubois, in Riyadh on Saturday night, fades with the laughter. Even the depressing reality that boxing will continue to ignore human rights abuses in Saudi Arabia, as Parker’s intriguing bout with Dubois headlines an outstanding bill bankrolled by the country’s General Entertainment Authority, can’t erode the wit and charm of the New Zealand heavyweight channelling his inner Gary Barlow....