The boys played out an entertaining 2-2 draw with Southampton on Tuesday evening.
Jose Fonte's header put the Saints ahead but two quick-fire goals from Olivier and Santi at the start of the second half sent Arsenal ahead.
But Adam Lallana equalised moments later and the Gunners had to hold on for a point after Mathieu was sent off.
Click the play button above to watch a short clip of the game.
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