Bristol backed up their Guinness Premiership form with a superb 18-11 victory over Llanelli Scarlets in their EDF Energy Cup opener.
Tom Varndell's second-half try helped secure Leicester Tigers a 26-13 win away at Bristol.
Bristol came from behind to beat London Irish 23-11 at the Madejski Stadium.
Bristol got their season off to a flying start with a 41-11 victory at Worcester.
Worcester had Shane Drahm to thank as they edged Bristol 26-23 at the Memorial Ground.
Lee Robinson was the hero as he gave Bristol a surprise late win over Bath.