"Ruben Amorim's red army" was the chant that filled the air at full-time on Sunday, as the jeers turned to cheers at Old Trafford.
The Portuguese manager took the acclaim of supporters in the Stretford End after overseeing his Manchester United side's 4-0 thrashing of lowly Everton.
The atmosphere around the ground was in stark contrast to occasions this season when the side have been booed by supporters, particularly after 3-0 thumpings on their own turf by Liverpool and Tottenham.
Defeat at West Ham on 27 October proved to be the final game for Erik ten Hag, sacked a day later, with the side languishing in 14th place and seven points adrift of the top four.