Six-try Bath powered their way to a bonus-point victory over Sale Sharks to round off the first block of Gallagher Premiership matches in style.
Northampton bounced back from their derby disappointment in style as they trounced Sale while Newcastle earned their first Premiership victory in over a year.
Tom Roebuck scored twice as Sale cruised to a thumping 43-10 bonus-point win to condemn Newcastle to a 25th successive Premiership defeat.
Bristol moved top of the Gallagher Premiership in bonus-point fashion as they defeated west country rivals Bath 36-26 at the Recreation Ground.
Leigh Halfpenny celebrated a first Gallagher Premiership try as Harlequins picked up a 28-14 bonus-point victory over Newcastle at Twickenham Stoop.
All of the action from the final day of the Gallagher Premiership regular season, which saw the Play-Offs decided.
Sale boosted their chances of a Premiership play-off place with a bonus-point 31-22 win against Leicester.
Championship clubs have welcomed the approval of promotion to the Gallagher Premiership as a "new era" for the professional game in England.