Sky Sports will show all 24 teams and almost 24 hours of exclusively live European rugby union coverage in one weekend during the first round of the Heineken Cup.
Round 4
Friday 13 December: Ospreys v Castres 20:00, Glasgow v Cardiff Blues 20:00
Saturday 14 December: Treviso v Ulster 13:35, Toulon v Exeter 13:35, Scarlets v Clermont Auvergne 15:40, Perpignan v Munster 15:40, Connacht v Toulouse 18:00, Leinster v Northampton 18:00
Sunday 15 December: Harlequins v Racing Metro 12:45, Gloucester v Edinburgh 15:00, Montpellier v Leicester 15:00