Costermonger a secret language, a code which only other costermongers understood. In her book, "Shadows of the Workhouse", Jennifer Worth observed that "Costers... spoke to each other almost entirely in back slang; incomprensible to an outsider." Many costermongers also used "rhyming slang"; where any word can be substituted with another word that rhymes with it. Examples of rhyming slang include: "tin lids" or "dustpan lids" for "kids"; "jimmy grant" for "emigrant"; "apple and pears" for "stairs"; "rubbidy dub" for "pub" and "trouble and strife" for "wife". The selection of rhyming words often suggested a symbolic association. For example, a "sorrowful tale"
New Earth (Doctor Who) a bit". Adjoa Andoh returned to "Doctor Who" in five episodes of Series 3 and the final two episodes of Series 4, as Francine Jones, mother of Martha Jones. She also played Nurse Albertine in the audio play "Year of the Pig". Cassandra uses the UK slang term chav, although she is unable to mimic Rose's accent properly, instead making attempts at Cockney rhyming slang. Rose refers to Cassandra as "Michael Jackson" as she did in "The End of the World". She refers to Chip as "Gollum". Overnight ratings for the episode peaked at 8.3 million viewers in the UK,