Three Irish sides in action.
It's a big day in the Champions Cup for three Irish teams.
Connacht face a 'must-win' game against Gloucester at The Sportsground this afternoon.
Jack Carty starts at full-back for Andy Friend's team. Kick-off at 12.45pm
Munster have a tough game away to the defending champions Saracens. That gets underway at 3pm.
Leinster entertain Premiership leaders Northampton at The Aviva later tonight with a 7.15pm starting time.