Lexi is furious with Ross for doing the dirty on her with Chas and she gatecrashes their date at a restaurant. Chas apologises to Lexi for going out with Ross, but the penny drops that Ross has been seeing both of them and Chas throws a drink in Lexi's face. The girls start to brawl and are arrested, but they later make their peace and vow to get revenge on two-timing Ross. Alan tells a guilty Ashley that someone told him that he knew the tiles were loose on the roof and Ashley assumes that Greg has been telling tales. (thetvdb.com)