Sometimes, build-up threatens to overshadow the game. The rookie manager challenging his former master. The once-beloved player returning to face his former fans. The first genuine Manchester-wide title tussle for years. But amid a swirling cauldron of screaming fans, Man Utd proved the benefit of keeping cool and playing the game, not the occasion. When all was done, the red half of Manchester walked off with their 61st Derby win.