'I was angry' - Three Man United players who turned on Sir Alex Ferguson after leaving

Sir Alex Ferguson will go down as Manchester United's greatest-ever manager.

The 82-year-old won it all during his nearly 27-year stint at the helm at Old Trafford. 13 Premier League titles, two Champions Leagues, five FA Cups, four League Cups and the FIFA Club World Cup all entered the trophy room while he oversaw the operation at United.

As such, many of his former players hold particularly strong relationships with him. Even those who fell out with him, like Ruud van Nistelrooy, patch things up eventually and grow close once again.

However, there are three players who are likely to never again feature on Ferguson's Christmas card list. Top of that list is arguably one of the most prominent pundits for United - Roy Keane.

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The ex-United captain enjoyed a glittering career at Old Trafford but was allowed to leave the club on a free in 2006 as Ferguson looked to reshape the midfield. Keane has since gone on record to outline his feelings towards his old boss.

One of his most explosive rants came during an Off the Ball event. Keane took issue with Ferguson being praised for his man-management skills and began: "Ferguson came out [after a meeting between the two] and said he always did what was best by Manchester United. Nonsense.

"His son Darren played for the club and won a league medal, he was very lucky. [Alex Ferguson's] brother was the chief scout for Manchester United for a long time. I'm surprised his wife wasn't involved in the staff somewhere.

"Darren was [the manager] at Preston North End and lost his job. He had a couple of young players on loan