Bristol regained top spot in the Gallagher Premiership as centre Kalaveti Ravouvou scored two tries to underpin a 31-23 victory over champions Northampton at Ashton Gate.
Northampton bounced back from their derby disappointment in style as they trounced Sale while Newcastle earned their first Premiership victory in over a year.
Leicester made it three wins from four under Michael Cheika as they beat rivals and defending champions Northampton 24-8 on Saturday.
England wing Tom Roebuck scored two tries as Sale secured a breathless 31-27 bonus-point win over Gloucester in the Gallagher Premiership.
Leigh Halfpenny celebrated a first Gallagher Premiership try as Harlequins picked up a 28-14 bonus-point victory over Newcastle at Twickenham Stoop.
Michael Cheika's reign as Leicester head coach began in dramatic winning fashion as the Tigers claimed a 17-14 Gallagher Premiership victory at Sandy Park.
Mark Darbon has been appointed chief executive of the R&A and secretary of The Royal and Ancient Golf Club of St Andrews.
Northampton Saints sealed their first Premiership title for a decade, beating Bath 25-21 at Twickenham after Beno Obano's first half red card.