All four provinces play host to semi-final action in what’s a hugely important day in the All-Ireland Football and Hurling Championships.
In football Donegal and Tyrone renew their longstanding rivalry as they face off in the Ulster semi-finals in Clones.
The winners meet either Monaghan or Down in this years showpiece event.
Throw-in is at 2pm.
Then at 3.30 attention turns to Connacht as Roscommon begin their Championship campaign with a last four meeting against Leitrim.
Roscommon manager Kevin McStay has handed Championship debuts to three players, while Leitrim are unchanged from the side that beat London.