Donegal are looking to become the only side to win their opening three league games in Division 1 of the Allianz Football League this afternoon.
They welcome All Ireland champions Armagh to Ballybofey for a 3:45pm throw in later.
Before that, Mayo are looking for their first victory as they host Tyrone at Hastings Insurance MacHale Park from a quarter to 2.
The top two meet in Division 2 as Monaghan make the trip to Roscommon at 2pm while at the same time it's Cavan versus Louth.
4 games are down for decision in Division 3 with Leitrim against Kildare, Offaly taking on Antrim, Fermanagh up against Clare and Laois facing Sligo.
Mayo go in search of first win in Division 1 today
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