The Reds' attackers enjoyed themselves in the Premier League clash, with Marcus Rashford scoring twice on his 200th appearance for the club. Anthony Martial netted a superb header and substitute Mason Greenwood came on to add his name to the scoresheet.
It could have been more, with Brandon Williams spurning a golden opportunity for his first strike at Old Trafford, during a dynamic display by the young left-back.
Find out what he said to MUTV, BBC Sport and at his post-match press conference...
WORK-RATE WAS EXCELLENT
“I'm very happy.