The World Is Full of Married Men time, Jacqueline Susann's similarly themed novel "Valley of the Dolls" (1966) had already become a huge bestseller and a hit film, and Collins' novel was accepted. Within a week of its publication, "The World Is Full of Married Men" made the best-seller list. The book was a hit in both the United Kingdom and the U.S., but was banned in Australia. Collins' publishers at the time, W.H. Allen, told her that unless she took the "four-letter words" out, the book would be banned in Australia. Collins proceeded in taking the four-letter words out and it was still banned in Australia.
Jacqueline Susann that it was one of "mental and spiritual incest." After her death, film critic Andrew Sarris pointed out that "If there is any single key to the oeuvre of Jacqueline Susann it is to be found in an extended Electra complex." As with her previous novels, reviews were negative (a writer for "The New York Times" complained of the book's "nearly 500 steadily monotonous pages"), but sales were spectacular: the book spent 36 weeks on the "New York Times" Best Seller List, eight of which were at #1, and became the second highest-selling novel of 1973. Susann, with this book,