George Boughey has issued a warning to Bow Echo’s rivals that his 2000 Guineas hero is only getting better ahead of what is shaping up to be a mouth-watering St James’s Palace Stakes at Royal Ascot.

The son of Night Of Thunder saw off Gstaad for big-race glory at Newmarket and intrigue for the rematch has been building since Aidan O’Brien’s Breeders’ Cup winner notched his own classic at the Curragh.