Archie creates more misery for Ronnie by taking over the car lot and paying Joel to leave the Square. In something resembling BBC scriptwriters impersonating randy chimps; Ricky and Roxy go on a double date with Bianca and Dr Jenkins. We're guessing the evening ends with a bit of pre-watershed swappage. Mo is devastated as Charlie prepares to depart with Brenda, so she decides the best thing to do is to make her son-in-law's leaving party as uncomfortable as possible, while Denise reluctantly agrees to have dinner with Libby, Liz and Dot.