The former midfielder also aimed a barb at Steve McClaren (Pictures: The Overlap / Getty)

Roy Keane has aimed yet another swipe at former Manchester United boss Sir Alex Ferguson, criticising him for missing a match to attend his son?s wedding.

The Irishman spectacularly fell out with his then manager after an explosive MUTV interview in which he went public with his desire to leave the club at the end of the 2005-06 season.

Friction had been brewing between Keane and Ferguson for some time, while another MUTV interview was pulled after the ex-midfielder took aim at several of his underperforming team-mates, and he eventually left United by mutual consent in November 2005.

Keane, who has always felt he was forced out and says he never received an apology from Sir Alex, rarely turns down the opportunity to fire a pop at his former manager and did so again in the latest edition of Sky Bet’s The Overlap ahead of this weekend?s FA Cup final.
He was taking part in a City versus United quiz alongside Gary Neville, Jill Scott and Micah Richards when a match from November 2000 was brought up, in which David Beckham scored after two minutes at Maine Road in a 1-0 win.

The ex-United duo had been asked to name the final score in the first Manchester derby they started together, with Neville wrongly believing it was the match from 2000: ?I think this was 1-0, Becks free-kick, the boss not there. Do you know that game or was that later" Do you know the one I...