Just done a little research and found this......Sounds good to me. Is our Grimsbian
Quizmeister sure you are wrong?
Old Trafford's record attendance as an all-seater stadium currently stands at 76,098, set at a Premier League game between Manchester United and Blackburn Rovers on 31 March 2007.
So no, it's wasn't Man United highest ever attendance that game.
Still not THE highest ever attendance at Old Trafford though, a certain team called Grimsby Town still share that record.