 On his return to Europe he started a 16/1 outsider for the Lockinge Stakes at Newbury Racecourse and came home last of the ten runner behind Keltos.Summoner was off the course for two and a half years before returning in November 2004.By this time his ownership had passed to Sheikh Mohammed's wife Princess Haya and he was being trained in Abu Dhabi by Ali Rashid Al Rayhi.