Gallen endured extra-time in their last four contest.
A midlands school is preparing to battle for All Ireland honours in Sligo this weekend.
Gallen CS in Ferbane are set to take on Scoil Mhuire of Donegal in Markievicz Park tomorrow afternoon in the All-Ireland Post Primary Schools Senior 'D' Football final.
Gallen made the decider in dramatic circumstances with extra time required to beat Dungarvan CBS on a final score line of 3-17 to 3-11.
The Offaly school's captain Connor Grennan, says belief within the group has grown through the campaign:
The action at Markievicz Park gets underway at 2pm tomorrow.