Rejuvenated fly-half Frederic Michalak scored 19 points as France twice came from behind to defeat Samoa 22-14 in their one-off Test at the Stade de France on Saturday.
Samoa produced another memorable victory in Cardiff as Wales slumped to their fifth successive defeat,losing 26-19 to the south sea islanders in Friday's one-off Test match.
Wales captain Sam Warburton has dropped to the bench for this weekend's make-or-break international against Samoa,with interim coach Rob Howley making a raft of changes from the team that lost to Argentina.
Samoa demolished Canada 42-12 at Parc Eirias in Colwyn Bay,Wales on Friday.
Former All Black Simon Mannix has alleged three Fijian players at the French club he coached last year were paid to be unavailable for the Rugby World Cup.
Robert Harley ended years of waiting for his big break when he came off the bench to score the winning try for Scotland as they scraped home 17-16 in a one-off Test against Samoa.
Samoa stormed back from 0-16 down and survived a late onslaught to beat Pacific Nations Cup defending champions Japan 27-26 on Sunday,clinching the trophy for themselves.
Scrum half Galuefa Falamoe touched down early in the second half to lead Samoa to a 20-18 win over Tonga in the opener of the Pacific Nations Cup rugby tournament on Tuesday.
The International Rugby Board (IRB) said Thursday it had not banned firebrand Samoan Eliota Fuimaono-Sapolu,despite claims from the Pacific nation's coach that he was told to drop the player.
Alafoti Faosiliva scored his second try in the last moments on Sunday to give Samoa a 26-19 upset of season leaders New Zealand in the final of the US stage of the IRB Rugby Sevens World Series.