The True Confessions of Adrian Albert Mole some detail. The book also contains extracts from Sue Townsend's own diaries together with some of her essays, plus a collection of entries from an unknown teenage girl's diary written in the 1930s in Grantham. Townsend suggests that the girl was called Margaret Hilda Roberts and no one knows what became of her, although most readers will spot that this is a strong and bitter satire about Margaret Thatcher (Margaret Hilda Roberts was her maiden name). Townsend originally created this satire in the first few issues of the newspaper "Today", as "The Secret Diary of Margaret Hilda Roberts Aged 13".
Secret Diary of a Call Girl once Piper had recovered after the birth of her son, Winston, in October 2008. Piper also stated she would be taking on the role of executive producer of the upcoming series as well. Ahead of the series 3 premiere ITV2 aired a one-off interview between Piper and Brooke Magnanti, who had written under the Belle de Jour pseudonym, entitled, "Billie and the Real Belle Bare All". After the end of Series 3, ITV had not commissioned a fourth series, as well as there was speculation, even amongst the cast, whether or not "Secret Diary of a Call Girl" would return.