Yesterday afternoon Guido tipped Alan Johnson to win and advised co-conspirators to get down to the bookies quick. By this morning the odds collapsed, Benn has gone from 3/1 to 11/1, Alan Johnson is so much the hot favourite that you’ll have to risk £4 to win less than a pound. Co-conspirators cleaned up. Good luck at Ascot, where Guido would rather watch the ladies than the horses…