Nathan Ake's fine second half strike proved the difference in what was a compelling clash between the Premier League leaders and second placed City.
In the latest edition of our special series Tunnel Cam, we take you where our fans couldn't see during the match.
From arrivals, to pre-match interviews and warm ups and then to the line-ups before kick-off, we go to the action before showing you exactly what happens at half-time and full-time as the players head back to the changing room.
It was also a game that saw a return to the Etihad for Arsenal boss Mikel Arteta, former assistant coach Pep Guardiola as well as Ukrainian defender Oleks Zinchenko who left City to move to the Emirates last summer.
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Under the Friday night Etihad lights, City and the Gunners served up a clash that was rich in quality and excitment.
And ultimately it was Ake's smartly executed finish midway through the second half that both settled the tie and set the seal on a fine man of the match display by our Dutch defender.
See all that happened away from the pitch via the video above...