Team news ahead of the European rugby's fourth round, including Bath v Toulon and Wasps v La Rochelle on Sky Sports.
Ollie Thorley scored a try in each half as Gloucester came from behind to claim a 33-26 bonus-point win over Zebre.
Sale lost 27-24 away to Lyon in the Challenge Cup on Friday, as Cardiff won 17-15 at Toulouse and Brive thrashed Oyonnax 38-13.
ASM Clermont Auvergne will get the defence their Top 14 title underway this weekend live on Sky Sports Arena.
Recap all the latest team news, tweets and videos ahead of this weekend's rugby union action!
London Irish have signed former Harlequins lock George Robson from French Top 14 side Oyonnax on a one-year contract.
Rory Clegg has rejoined Glasgow Warriors after five months in France with Oyonnax.
A look back at Saturday's Champions Cup fixtures as Wasps and Toulon booked quarter-final spots.
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