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We’ve teamed up with Man City and Fanatix to offer COS readers a chance to win a Man City home shirt signed by Sergio Aguero, David Silva, Joe Hart and co.
All you need to do is follow the simple instructions below.
1) Download the free CaughtOffside app for iphone, CLICK HERE to do so then make sure you click ‘watching’, ‘attending’ or ‘tracking’ on the Man City v Man United fixture.
2) Then start a ‘Group Chat’ with a Friend on the CaughtOffside App
Simple as that. A winner will be selected from all those who follow these instructions before the final whistle of tonight’s huge fixture.