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United were the better team in the first half, as Arsenal fielded a number of backups with an eye on the Thursday UEFA Europa League clash with Atletico Madrid, and Paul Pogba opened the scoring in the first half.
Henrikh Mkhitaryan hit back after the break, but Fellaini denied the former United man a storybook return to Old Trafford with a goal at the death.
Here are the key takeaways from Sunday’s match.
United Pay Tribute to Wenger
The hosts went out of their way to pay tribute to Arsenal manager Arsene Wenger, who was in charge of his last match at Old Trafford as Gunners boss.
As shared by ESPN’s Mark Ogden, there were plenty of pleasantries before the match:
Mark Ogden @MarkOgden_
Great ovation for Wenger at Old Trafford — warmer than the one he received at the Emirates last week oddly enough. Ferguson, Mourinho and Sanchez all sought him out for a handshake..
Sir Alex Ferguson even presented Wenger with a gift, a classy move from the Red Devils:
Arsenal FC @Arse!–>!–>