Manchester United ran riot in the first half as they beat Premier League champions Leicester 4-1 at Old Trafford.
Chris Smalling set the ball rolling before Juan Mata, Marcus Rashford and Paul Pogba all found the net before the break, as United wrapped up three easy points on an afternoon where Wayne Rooney was dropped to the bench.
Here, Sportsmail's Chris Wheeler looks through the lessons we learned as Mourinho's side got back to winning ways in the Premier League after two-straight defeats.
Jose Mourinho's old siege mentality is still having an effect after all these years
In the wake of three straight defeats, he used his programme notes to galvanise the club in the face of outside criticism – or ‘Einsteins’ as he referred to them beforehand.