Morgan Parra kicked 16 points but Clermont Auvergne survived a late scare against Harlequins to progress in the European Challenge Cup.
La Rochelle progressed to the European Challenge Cup final for the first time as they edged past Sale Sharks in the last four.
Thomas Banks' second-half try, converted by Christian Lealiifano, secured the Brumbies a 19-17 victory over the Stormers.
Kurtley Beale started at full-back in place of Israel Folau and the Waratahs showed great spirit to overcome the Rebels at the SCG.
A second-half fightback was needed for the Hurricanes to avoid a shock defeat to the Sunwolves in Super Rugby.
Sofiane Guitoune's 77th-minute try carried Toulouse past Clermont Auvergne as the top two in the table served up a Sunday treat.
A bonus point and a piece of history made it the happiest of Sunday's for Wasps, who defeated Exeter Chiefs 26-19 at Sandy Park.
La Rochelle put Pau to the sword and Castres also enhanced their chances of reaching the play-offs with a win in Bordeaux.
Glasgow Warriors celebrated the news that head coach Dave Rennie will stay at the club by securing a famous win over Leinster in Dublin.
Worcester Warriors and Bristol Bears eased their relegation fears, leaving Newcastle Falcons needing a great escape to avoid the drop.
The Sharks gave another demonstration of their inconsistent at Kings Park, where the Jaguares ran riot with a seven-try drubbing.
Lachlan Boshier crossed twice as the Chiefs overcame the Blues in Hamilton. In Canberra, the Brumbies were 31-20 winners over the Lions.
Newcastle Falcons are running out of time to save themselves from Premiership relegation after losing at home to Leicester Tigers.
Edinburgh's Pro14 play-off hopes hang by a thread after a damaging home defeat to Ulster, who extended their own domestic season.
Ben Smith marked a milestone appearance with an early try for the Highlanders, but they were soon swept away by the Crusaders.
Clermont Auvergne had to settle for a draw against Racing 92, while Lyon held on to beat Pau in a thrilling day of Top...
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