They are two of the biggest rivals in English football, but when Manchester United and Leeds United met at Old Trafford in the third round proper in 2010, there were two divisions and 42 league places between the clubs.
Sir Alex Ferguson's side were perennial challengers in the Premier League, while Leeds were fighting for promotion from League One, so anything other than a home win would be a shock.
Manchester United 0-1 Leeds United
The FA Cup
Third Round Proper
Sunday 3 January 2010
Old Trafford, Manchester
But Simon Grayson's side matched their hosts throughout and completed one of the more memorable recent upsets when striker Jermain Beckford broke free of the United defence to slot a low shot past Tomas Kuszczak.
There’s never been any love lost between the cross-Pennine rivals so when they were paired together at Old Trafford, it became a must-watch tie.
And backed by a large travelling support from West Yorkshire, Beckford's well-taken strike secured a stunning victory on 3 January, a date which is still celebrated by Leeds fans to this day…