So it begins.....hear are the teams for the Ospreys v Connacht and the Blues v Leinster.
Ospreys v Connacht
Connacht: Fionn Carr; Liam Bibo, Gavin Duffy, Keith Matthews, John Hearty; Ian Keatley, Frank Murphy; Brett Wilkinson, Sean Cronin, Robbie Morris; Michael McCarthy, Andrew Farley; John Muldoon (C), Ray Ofisa, Colm Rigney.
Replacements: Adrian Flavin, Ronan Loughney, Andrew Browne, Michael Swift, Kieran Campbell, Troy Nathan, Aidan Wynne.
Ospreys: Lee Byrne; Nikki Walker, Sonny Parker; Andrew Bishop, Tommy Bowe, James Hook, Rhys Webb; Paul Jones, Huw Bennett, Cai Griffiths, Ian Gough, Ian Evans, Andy Lloyd, Marty Holah, Ryan Jones (C).
Replacements: Duncan Jones, Ed Shervington, Alun Wyn Jones, Filo Tiatia, Rhodri Wells, Gareth Owen, Shane Williams.
Cardiff v Leinster
Leinster - TBC
Cardiff Blues: Ben Blair, Richard Mustoe, Tom Shanklin, Jamie Roberts, Chris Czekaj, Nicky Robinson, Jason Spice, Andy Powell, Martyn Williams, Mamma Molitika, Paul Tito (C), Bradley Davies, Taufa'ao Filise, Gareth Williams, Gethin Jenkins.
Replacements: Gary Powell, T. Rhys Thomas, Scott Morgan, Ben White, Darren Allinson, Ceri Sweeney, Jamie Robinson