Only points difference splits them at the top of Division One, so what will be between leaders Shannon and chief chasers Clontarf at Thomond Park come five past four on Saturday?
AIB League: Fixtures: Saturday March 26 (kick-off 2.30pm unless stated)
DIVISION ONE:
Ballymena v Galwegians, Eaton Park County Carlow v Blackrock College, Oak Park Dungannon v Dublin University, Stevenson Park Garryowen v Cork Constitution, Dooradoyle Shannon v Clontarf, Thomond Park UCD v Belfast Harlequins, Belfield
DIVISION TWO:
Barnhall v Malone, Parsontown Bective Rangers v UCC, Donnybrook De La Salle Palmerston v St Mary's College, Kilternan Midleton v Highfield, Town's Park Old Belvedere v Dolphin, Anglesea Road Waterpark v Terenure College, Ballinakill Young Munster v Old Crescent, Tom Clifford Park
DIVISION THREE:
Ards v Connemara, Hamilton Park Clonakilty v City of Derry, Shannonvale Cross Queen's University v Bruff, Dub Lane Skerries v Banbridge, Holmpatrick Sundays Well v Greystones, Musgrave Park Suttonians v Ballina, John J MacDowell Park Wanderers v Instonians, Lansdowne Road
Sunday March 27 (kick-off 2.30pm)
DIVISION TWO:
UL Bohemian v Thomond, Thomond Park
DIVISION THREE:
Old Wesley v Corinthians, Donnybrook