Or both players are involved in a ding-dong battle for supremacy -- the lead changing hands numerous times, leaving the crowd on the edge of their seats.
Mr Johnson will face huge scrutiny in the run-up to next May's mayoral election - and journalists are salivating over a ding-dong contest between "Boris and Ken".
It is home, after all, to Ding Dong Daddy, hero of a 1930s music-hall number still popular as the theme-song of an annual Dumas summer festival (though Dumas, Texas also claims him).