Holders Saracens are a win away from the Champions Cup final after beating Leinster, while Racing 92 powered past Clermont Auvergne.
Noah Lolesio returned from two months out with a torn hamstring to inspire the Brumbies to glory over the Reds in the Super Rugby AU final.
A 1,000-strong crowd were allowed to watch Gloucester's Premiership defeat to Harlequins on Monday.
Saracens and Exeter Chiefs will go their separate ways at the end of the season, but a second-string battle was a reminder of their rivalry.
An extended Australia squad has given a host of the country's brightest young talent a chance to make an international breakthrough.
Leinster cruised to a record seventh Pro14 title as they defeated fellow Irish side Ulster 27-5 in Dublin in Saturday's final.
The Brumbies will host the Reds in the Super Rugby AU final next weekend after Brad Thorn's team overcame the Rebels on Saturday.
Leicester Tigers were thrashed by Wasps while Sale Sharks held off Saracens in Wednesday's Premiership matches.
Two dominant spells saw Bristol Bears past Northampton Saints with ease in the Premiership on Tuesday.
It remains to be seen when, where or indeed if the Rugby Championship will take place, but New Zealand have named their squad for it.