Percy undergoes tests to see what caused his asthma; he's mildly allergic to pollen and extremely allergic to cats. A social worker calls on Emily and tells her Percy can't live with Mrs Dyson because of her cat. She refuses to take Percy back as she's valuing her peace. Phyllis tells Des that Derek has been bothering Steph. Steph lets Des think Derek has been bothering her and Simon asks Steph to tell Des about their affair. Des tells Derek to stay away from Steph. Derek has to sop himself telling him about Steph's affair.Deirdre refuses to humiliate herself further by asking Alf for a Job, but she discovers that Audrey is desperate fro help at the shop. Andy, Steve and Tracy start transmitting on 'Just Can't Wait' Radio, playing tapes of local bands,and telling people to shop at Fat Alf's. (thetvdb.com)