Barton was on the pitch in QPR colours - for some of the game - on that fateful May day over a decade ago when Roberto Mancini's men won 3-2 at the death ahead of Manchester United.
During his time with Los Blancos, he enjoyed a plethora of achievements, including the 2016, 2017, and 2018 Champions Leagues - becoming the first ever manager to achieve the feat.
Sport news from all most important UK portals
Luke Humphries was thrashed 6-1 by Luke Littler in the World Grand Prix final but the No.1 showed his class in his post-match interview
Following his side's World Cup qualifier victory against Belarus, John McGinn revealed Steve Clarke's wild half-time team talk.
Fastest sport news
Barcelona not planning to extend Robert Lewandowski contract, Newcastle United could allow William Osula to leave, plus more.
Iman Beney and Aoba Fujino score for Manchester City in their 2-1 win at Liverpool.
World champion Luke Littler clinically defeats world number one Luke Humphries 6-1 to win his first World Grand Prix title.
Scotland will finish either first or second in their World Cup qualification group. But how do they reach the finals?
Alyssa Healy's sublime century in Australia's record chase against India leaves the wicketkeeper one box left to tick - a Women's World Cup title as captain.
Scotland head coach Steve Clarke says his side's performance against Belarus was a "head scratcher" despite winning 2-1.
All sport news in one place
Teenage sensation exacted revenge for Premier League final defeat
Goals from Che Adams and Scott McTominay guaranteed Scotland at least a play-off place as Greece later suffered a 3-1 defeat against Denmark.
The teenager said he had ticked another one off the list after triumphing 6-1.
Teenager beats world No 1 6-1 in little more than an hourLittler secures World Grand Prix title for the first timeLuke Littler swept aside Luke Humphries to win a first World Grand Prix title in Leicester.Humphries had looked the more impressive in making it through to the final, but Littler was superb in the clutch moments as he raced to a 6-1 victory. …
New sport news on every minute
Luke Littler has won the PDC World Grand Prix Darts title after a 6-1 demolition of Luke Humphries in the final, with the 18-year-old adding another piece of silverware to his collection