London Wasps cruised to a convincing Amlin Challenge Cup with a nine-try, 57-0 win over Roma.
Dan Ward Smith and Dan Leo scored two tries apiece while Paul Sackey, Tom Varndell, Charlie Beech and Joe Ward all followed as well as Eoghan Hickey, who added six conversions in a 17-point haul.
Hooker Ward broke the deadlock in the sixth minute at the Stade Tre Fortane before No 8 Ward-Smith grabbed his first of his brace at the end of the opening quarter.
Tony Hanks' men were in cruise control and after Beech had crossed for the third touch down, the visitors had secured the bonus point after 45 minutes.
Then England wingers Varndell and Sackey got in on the act before Ward-Smith rounded off an impressive display with his second try and Leo sealed the victory.
Worcester made it a continental double for the Guinness Premiership sides with a routine victory in Madrid.
Miles Benjamin and Scotland centre Alex Grove both crossed twice as Mike Ruddock's men coasted to a comfortable away win.
Madrid scored their only try through wing Matias Tudela's first-half strike but the visitors had the bonus-point in the bag inside 31 minutes as Jonny Arr also crossed in the five-try success.
The Warriors ran out victors despite the loss of five key players for the tie in the Spanish capital with wing Marcel Garvey, centre Dale Rasmussen, prop Matt Mullan, lock Graham Kitchener and Shaun Ruwers all ruled out through injury.
But their hopes of qualification for the latter stages were handed a boost after news Pool Two rivals Connacht pulled off a shock result in the south of France at Montpellier.
In the other pool ties, there was French delight on the road for Bourgoin who edged out Bucuresti Oaks 21-19 and Castres who hammered Italian side Rugby Rovigo 76-11 in a 12-try blitz.
Samoan number eight Joe Tekori led the way with a hat-trick, Yoan Audrin bagged a brace while there were tries from Rodrigo Capo Ortega, Thomas Sanchou, Marc Andreu, Yannick Caballero, Thomas Bouquié, Mathieu Bonello and a penalty try.
The directors of ERC voted unanimously at a Board meeting to postpone all decisions including the release of further instalments of ERC's distributable central revenues to the six shareholder countries until 19 February next when the Board will meet again to reconsider the issue.