Manchester United were seen at Old Trafford they were leaving the pitch as the Stretford End bounced along in the rain, a derby defeat of Manchester City being celebrated fervently as momentum continued to build behind Ole Gunnar Solskjaer's side.Three-and-a-half months later United return to Premier League duty at Old Trafford on Wednesday, but this will be a very different occasion to the fervour and the fury of that derby day.When Sheffield United visit the ground will be deserted.