It was an interesting first half in which he scored two goals - one for each team.
Oxlade-Chamberlain took a ball from Ozil, spent three players and assisted to Nacho Monreal, who was in (26 ').
The reaction of the Red Devils did not wait. Wayne Rooney headed then lifted Di Maria (29 ').
However, Gunners restored the advantage in the second faction. An error Valencia took the former United player, Danny Welbeck, who scored the winner (62 ').
In the following things turned sour for the Red Devils after Angel Di Maria was expelled with his second yellow card (77 ') by his team prevented his eventual return to the game.