FRANKIE Dettori treated Chester racegoers to a flying dismount yesterday after boosting the prospects of his probable Investec Derby mount, Chabal, with victory aboard Azmeel in the Addleshaw Goddard Dee Stakes.

Rank outsider Autumn Blades sprang a 25-1 surprise by landing the Sl Investment Management Earl Grosvenor Handicap at Chester under Franny Norton today.

Frankie Dettori treated Chester racegoers to a flying dismount after boosting the prospects of his probable Investec Derby mount, Chabal, with victory aboard Azmeel in the Addleshaw Goddard Dee Stakes.