Sky Sports' experts review a thrilling weekend in the Rugby Championship and preview the epic finale.
Glasgow maintained their perfect start to the RaboDirect Pro12 season with a 24-17 victory over Zebre.
Sam Warburton will make his first appearance of the season for Cardiff against Leinster after recovering from injury.
Glasgow retained their unbeaten status in the RaboDirect Pro12 with a 12-6 victory over Leinster at Scotstoun on Friday.
Leigh Halfpenny will make his first appearance for Cardiff this season while Munster look to make history in Italy.
James Eddie scored a converted try with the last move of the game as Glasgow sealed a rare 13-12 victory over Ulster.
Glasgow coach Gregor Townsend is hoping his side can break an unwanted record for Scottish sides against Ulster.
Round two of RaboDirect Pro12 begins with four Friday fixtures featuring Munster, Cardiff Blues, Ulster and the Dragons.
Glasgow claimed an opening day win in the RaboDirect PRO12, edging out Cardiff Blues 22-15 at Scotstoun Stadium.
Reigning champions Leinster face the Scarlets in one of three RaboDirect PRO12 matches taking place on Friday night.
Glasgow Warriors have signed Fiji forward Leone Nakarawa on a two-year deal.
We preview the new season and Paul Wallace gives his verdict on the teams in the RaboDirect PRO12.
Glasgow Warriors have lost Niko Matawalu for the first few months of the season.
Scotland full-back Stuart Hogg has already set his sights on a British & Irish Lions Test start.
Glasgow Warriors have strengthened their coaching team ahead of next season by recruiting Kenny Murray.
Glasgow Warriors have agreed to sign Argentina back Gabriel Ascarate on a one-year deal for next season.
Glasgow have captured their second player of the week after agreeing a deal to sign Fiji prop Jerry Yanuyanutawa.
Glasgow Warriors have signed South African flanker Tyrone Holmes for next season, subject to a medical.
Exeter Chiefs will face the Heineken Cup champions for the second successive season after they were drawn with Toulon.
Fly-half Scott Wight as signed a new one-year deal with Glasgow Warriors.