A review of the action from Hamilton Park, where Krypton Factor gave rookie trainer George Peckham his first winner.
Pat Smullen reached 100 winners in a season for the first time as Brooch denied Regardez in the feature event at Gowran Park.
Charlie Hills is considering supplementing unfortunate Doncaster loser Cotai Glory for the Prix de l'Abbaye at Longchamp.
Leading Investec Derby contender Ol' Man River could run in the Juddmonte Royal Lodge Stakes at Newmarket on Saturday.
Bryan Cooper is back riding out and could return to action within weeks following his fall at the Cheltenham Festival.
A round-up of the rest of the action from Gowran Park on Sunday, where the O'Brien team were on target in the opener.
Connections of Ajjaadd are looking for the next opening for Ajjaadd following his fine third to Mecca's Angel at Newbury.
James Nash reports his Guinness Kerry National hero Your Busy to be in flying form and is looking forward to Aintree.
Trainer Ann Duffield will make a plan for Dark Reckoning once finding out if the plan remains to send her to the sales.
California Chrome, winner of the Kentucky Derby and Preakness Stakes, finished only sixth in the Pennsylvania Derby.