Leinster, Connacht and Munster are all in action today in the Rabo Direct Pro-12.
Connacht are first up at 5pm as they host Edinburgh at the Sportsground. Eric Elwood has made three changes to the side with Ronan Loughney, Johnny O'Connor and Brett Wilkinson - making his 150th appearance for the province - come into the starting XV.
Connacht lost 14 - 3 to the Dragons last weekend.
At 6pm, Leinster welcome Italian side Zebre to the RDS. New Ireland cap Michael Bent is set for his provincial debut, while Jonathan Sexton and Gordon D'Arcy make their returns.
Last time out Leinster edged out Glasgow 6 - 0 in a gritty encounter in Scotland.
Munster are last up at 7.45 taking on Glasgow at Thomond Park. Munster will also welcome back a number of internationals including Ronan O'Gara Keith Earls, Simon Zebo, Donncha O’Callaghan, Donncha Ryan and Dave Kilcoyne to the starting XV.
Munster are currently 4th in the Pro 12 table, four points behind third-placed Glasgow.