On his final run of the year he recorded his biggest victory when he upset the odds-on favourite Hawk Wing in the Queen Elizabeth II Stakes.
[7] The colt was immediately stepped up in class for the Group 3 Vintage Stakes over the same distance at Goodwood Racecourse on 1 August and came home eighth of the ten runner behind Naheef.
[8] John Reid took the ride when Where Or When started at 6/1 for the Group 3 Solario Stakes at Sandown on 1 September in which he finished fourth behind Redback, after becoming unbalanced on the turn into the straight.
In the Group 3 Somerville Tattersall Stakes over seven furlongs at Newmarket Racecourse on 5 October, the colt was reunited with Quinn and started the 6/1 third choice in the betting behind the Aidan O'Brien-trained Della Francesca and Redback.
After being restrained in the early stages he made progress in the last quarter mile and despite hanging to the right he took the lead in the final furlong and held off the late challenge of Della Francesca to win by a head.
For his next run, Where Or When was dropped back in class to contest the Listed Thoroughbred Stakes over one mile at Goodwood on 3 August in which he was ridden by Mick Kinane and started the 13/8 second favourite.
Ridden by Kevin Darley, who partnered him in all of his subsequent races, the colt was repeatedly blocked when attempting to obtain a clear run before finishing strongly and dead-heating for fourth place behind Tillerman, beaten half a length by the winner.
[11] After the race Terry Mills, who was intending to retire at the end of the season, appeared "overwhelmed" by the occasion and said "I haven't slept for three nights and my heart is thumping.
He took third place behind Dubai Destination in the Queen Anne Stakes at Royal Ascot a month later and then came home fourth in the Celebration Mile at Goodwood in August.
On 7 September he was sent to France for the Prix du Moulin at Longchamp Racecourse and finished sixth of the fourteen runners behind the French filly Nebraska Tornado.