‘When Ruud van Nistelrooy missed his late penalty, I showed how I felt. You can say it’s not sporting, but I didn’t hit anyone, unlike Cantona. I have no regrets about it’: Ex-Arsenal defender Martin Keown discusses infamous 2003 moment at Old Trafford

Arsenal's Martin Keown confronts Manchester United's Ruud van Nistelrooy after the latter's penalty miss during the Premier League match at Old Trafford, September 2003.

Arsenal hero Martin Keown doesn't feel like did anything wrong when celebrating Ruud van Nistelrooy's penalty miss at Old Trafford in 2003.

Dubbed 'The Battle of Old Trafford', Manchester United and Arsenal played out a controversial and ill-tempered match in September 2003, which resulted in Patrick Vieira receiving a red card and Ruud van Nistelrooy missing a late penalty.