The Love Machine (novel) only one which has at its center a male character. It was, Susann stated, an "attempt to get inside of men's ids." It's also the only Susann novel with an ostensibly happy ending. Susann dedicated the book to her friend Carol Bjorkman, a columnist for "Women's Wear Daily", who died of leukemia in 1967. Critical reception of "The Love Machine" was not positive, but it was slightly better than that of "Valley of the Dolls." Although Christopher Lehmann-Haupt of "The New York Times" wrote that the novel "is popcorn... the kernel of an idea, the seed of an inspiration, exploded
Jacqueline Susann loathed the film version of "Valley", believed this adaptation was even worse. Susann's third novel, "Once Is Not Enough", was published by Morrow on March 20, 1973. "Once" is the story of January Wayne, daughter of a famous film and stage producer, who is hospitalized in Switzerland for three years. When she returns home to New York City, she finds that the world is far different from the one she had left. January contends with the social upheavals of the late 1960s and early 1970s in a graphic, driving story. Susann was candid about the theme of the book, stating