The squad was announced today, here's who Ian McGeechan selected

IRELAND (14 Players)
Rob Kearney, Luke Fitzgerald, Tommy Bowe, Brian O'Driscoll, Keith Earls, Ronan O'Gara, Tom O'Leary, Jerry Flannery, Paul O'Connell (Captain), Donna O'Callaghan, David Wallace, Stephen Ferris, Alan Quinlan, Jamie Heaslip

WALES (13 Players)
Lee Byrne, Shane Williams, Leigh Halfpenny, Tom Shanklin, Jamie Roberts, Stephen Jones, Mike Phillips, Gethin Jenkins, Adam Jones, Matthew Rees, Alun Jones, Martyn Williams, Andy Powell

ENGLAND (8 Players)
Ugo Monye, Riki Flutey, Harry Ellis, Andrew Sheridan, Phil Vickery, Lee Mears, Simon Shaw, Joe Worsley

SCOTLAND (2 Players)
Euan Murray, Nathan Hines