Almost a year on from Donegal's very narrow victory over Armagh in the All-Ireland series, the two Ulster sides must do it again in 2015 in the provincial championship.
But can Kieran McGeeney's side find the extra gear to turn the tables on the All-Ireland runners-up?
Ex-Armagh star Aaron Kernan is part of our live commentary team alongside Dave McIntrye and Kevin Cassidy at the Athletics Ground on Off The Ball today and they got a taste of the atmosphere and built up the game ahead of throw-in:
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