Ruben Amorim's order to Manchester United players vs Rangers shows they have to keep Alejandro Garnacho

Sir Alex Ferguson was present for some more Fergie Time. This time, it was inflicted on his boyhood club.

Ferguson chuckled once he had got his breath back and sat down in the directors' box. Manchester United should not have needed a 92nd-minute winner yet their victory over Rangers was celebrated euphorically.

Cyriel Dessers almost caused more chaos than William Wallace with his 88th minute equaliser. Darren Fletcher was so sick he vacated his seat and missed Bruno Fernandes' heart-stopping winner.

The away team equalised and there were unabashed celebrations in the away section that held 3,2000 Glaswegians. And in the home section.

Like thousands of Galatasaray supporters 15 months ago, thousands of Scots had infiltrated the designated home blocks of Old Trafford 17 years on from their infamous visit to the city for the Uefa Cup final.

Many United fans were as furious with the stewards as they were with Harry Maguire for losing Dessers. Deflation was swiftly upgraded to elation. After Fernandes won it, a few fans in front of the press box unfurled an Irish flag and displayed it to the Rangers monarchists.

The Rangers fans sprinkled across the home sections were brazen in their support. Some sang on the concourse while those standing the other side of the segregation choreographed their clapping with those in the away section.

A season-ticket holder friend saw it coming, claiming on Wednesday night that United had repackaged normal tickets as corporate and sold them to Rangers fans in the home sections. Glaswegians stood proudly in the home section, goading their hosts with a rendition of "Who the f**k are Man United?"

The Old Trafford stewards will have been praying for a rare United clean sheet. Celtic had the