The Harps and Ballinakill are playing to protect their senior status.
One side will be relegated from Laois Senior Hurling by the end of tonight.
The Harps meet Ballinakill in this year's relegation final at O'Moore Park.
Results have gone against both sides through the campaign to lead to this evening.
Throw in is set for 7.15, Midlands 103 Commentator Pat O'Sullivan says it's going to be a closely fought encounter:
Alex Dunne To Start At Front Of Grid In F2 Austrian Grand Prix
Athlone Chasing Overdue Win In Lissywollen
Leadership And Desire Carrying Offaly Through Camogie Championship
Laois And Offaly Continue Junior And Intermediate Championship Campaigns
Offaly Golf Club To Host Memorial Day For Paul Loonam
Offaly Camogie Entertain Clare In Must Win Encounter
Offaly’s Ellen Regan Defies Injury As Heatwave Championship Battle Heats Up
Westmeath Ladies Looking To Reach All-Ireland Intermediate Semi-Finals
Shane Lowry Hoping For Positive Week At Travelers Championship
Offaly Golfer Aiming For Big Week At Open Championship
Alex Dunne Looking To Keep Up Momentum In Spielberg
Shane Lowry Turns Attention To Travelers Championship
Midlands Players Selected On Ireland Squad For Australian Football League Women's Clash
Midlands Golfers To Compete At European Amateur Team Championships
World Cup: Lionel Messi Makes History
All-Ireland Knockout Place Still A Possibility For Offaly Camogie
Athlone Town Play Out Draw With Wexford
Offaly Suffer Heartbreak In Tailteann Cup
It's Been A Joy To Be Involved With This Group - Mark McHugh
Lily Agg Wins First Game As Athlone Town Manager