Once Is Not Enough offered a multiple-choice "audience participation" review, in which the reader was given four choices (ludicrous, bad, terrible, horrendous) by which to evaluate the movie. Despite the reviews, the film was a commercial success, earning $15.7 million at the box office (equivalent to $65.2 million in 2017). Brenda Vaccaro, as Linda Riggs, received an Oscar nomination for her performance. Once Is Not Enough Once Is Not Enough is the third novel by Jacqueline Susann, following her huge best sellers "Valley of the Dolls" (1966) and "The Love Machine" (1969). With "Once Is Not Enough," Susann became the first writer in publishing
Jacqueline Susann of the "Ladies' Home Journal" (which became the best-selling issue in the magazine's history). Susann's manuscript, too long for the "Journal", was cut, but the excised material was restored for the book publication on July 8, 1976. Despite harsh reviews and the absence of Susann as a promotional tool, the book spent 25 weeks on the "New York Times" Best Seller List (seven consecutive weeks at #2), and became the third highest-selling novel of 1976. "Yargo", Susann's romantic science fiction novel written during the 1950s, was published in February 1979 as a paperback original by Bantam Books. The novel is