It was the quarter-finals of the FA Cup and we came back from 3-1 down to win 4-3.
But Forest complained, saying some of their players suffered mental stress, shit their pants, and were in no mood to play football ... and the game was replayed.
Was that the best pitch invasion of all time? Perhaps not.
A Toon fan has come up with this one and put the link on our message board.
Watch the guy appear about 25 seconds into the clip.