Alex Allan's dismissal did not prove costly as Glasgow Warriors beat the Scarlets, while Leinster scored 59 in a victory over the Dragons.
Defending champions Saracens have won each of their opening nine Premiership fixtures as they stayed perfect by beating Wasps 29-6.
After Argentina and Barbarians scored five tries apiece at Twickenham, Elton Jantjies' late drop-goal settled a thrilling contest.
Harlequins won an entertaining encounter with Exeter Chiefs to hand them their first defeat of the Premiership season.
Three tries in eight minutes from Keith Earls helped Munster to an easy win over Edinburgh, while Ospreys nilled Zebre.
Andy Farrell will replace Joe Schmidt as Ireland head coach after the Rugby World Cup and Brian O'Driscoll has backed the call.
South Africa and London Irish tweeted their best wishes to Naka Drotske, who was shot during a robbery in Pretoria.
Ireland legend Brian O'Driscoll believes New Zealand are not as strong as they were four years ago as they head into a World Cup...
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World Cup-winning coach Jake White would be a good option for Australia should they sack Michael Cheika, according to Bryan Habana.
Siya Kolisi has praised South Africa's improvements under Rassie Erasmus and believes there are good times ahead for the Springboks.
A much-changed Argentina outfit will look to bring down the curtain on a strong 12 months in style against Barbarians in London on Saturday.
Brian O'Driscoll thinks more big names could follow in the footsteps of Sonny Bill Williams by trying to qualify for the Olympic sevens.
Guilhem Guirado will leave Toulon at the end of the current Top 14 season and join Montpellier on a three-year deal.
Jake White's planned discussion with Rugby Australia will not go ahead amid mounting pressure on Michael Cheika.
There's a South African flavour to the Barbarians XV to face Argentina, with ex-New Zealand prop Wyatt Crockett named as captain.
Jack Nowell left the England camp with an injury last week and Exeter Chiefs have confirmed he suffered a torn hamstring.