A young Jacqueline Susann and Irving Mansfield at the legendary Manhattan nightclub. 

A headshot by Bruno of Hollywood.

Jackie and Josie in the Living Room of Susann and Irving Mansfield's Manhattan apartment, shot by legendary photographer Harry Benson. 

Jacqueline Susann and Irving Mansfield walk poodle Josephine in Central Park near the Mansfield's New York City apartment. 

An early manuscript of Susann's first book, about her poodle Josephine. 

Susann reviews a manuscript in a trademark 1960s ensemble and Courrèges moon boots. 

Susann was famous for typing her manuscripts on a pink Selectric. 

Susann in a leopard look. 

Susann at a bookstore in New York City. She and Mansfield were credited, along with legendary Bantam publicist Esther Margolis, with inventing the book tour. 

Susann, at a book warehouse in Pittsburgh, gave out free copies of Valley of the Dolls to the truckers who delivered the books to millions across the United States. 

Susann reclines in the library of her Manhattan apartment below a portrait by her father, well-known Philadelphia society painter Robert Susann. 

When alley of the Dolls was published in 1966, it shot to the top of The New York Times Best Seller List, where it stayed for an unprecedented 28 weeks. 

Susann, seen here in a trademark Pucci pantsuit. 

The album cover for the music from the motion picture soundtrack of Valley of the Dolls. Legendary composer John Williams won his first Oscar nomination for composing the music. Dionne Warwick sang the theme song from Valley of the Dolls.

Susann had a cameo role as a reporter in the movie version of alley of the Dolls.

Legendary designer William Travilla designed the costumes for the movie version of Valley of the Dolls, including this sketch for bombshell Jennifer North, played by Sharon Tate. 

Susann with Patty Duke at the 1968 Oscars. 

Susann and Mansfield admire a poster for the movie version of Valley of the Dolls in Times Square. 

Susann was as glamorous as the characters she wrote about. 

Susann has a laugh with best friend and confidant Helen Gurley Brown, the legendary Cosmopolitan editor and author of Sex and the Single Girl. 

Susann talks with legendary pop artist and pal Andy Warhol. 

Susann, seen here with a young Clint Eastwood. 

Susann and Mansfield, seen here at Bette Davis' house in Malibu for a Life magazine photo shoot, were married for more than 30 years. Susann often credited Mansfield with much of her success.