Marilyn Monroe dress, which prompted veteran star Joan Crawford to describe her behavior as "unbecoming an actress and a lady" to the press. While "Niagara" made Monroe a sex symbol and established her "look", her second film of the year, the satirical musical comedy "Gentlemen Prefer Blondes", established her screen persona as a "dumb blonde". Based on Anita Loos' bestselling novel and its Broadway version, the film focuses on two "gold-digging" showgirls, Lorelei Lee and Dorothy Shaw, played by Monroe and Jane Russell. The role of Lorelei was originally intended for Betty Grable, who had been 20th Century-Fox's most popular "blonde bombshell"
Gentlemen Prefer Blondes (musical) a film of the same name in 1953, starring Jane Russell and Marilyn Monroe. The popular songs "Bye Bye Baby" and "Diamonds Are a Girl's Best Friend" were introduced in this musical. In the 1920s, Lorelei Lee, a blonde from Little Rock, Arkansas, and her friend Dorothy Shaw board the ocean liner "Ile de France", to embark for France ("It's High Time"). Lorelei and her boyfriend (who is her "sugar daddy"), Gus Esmond, are parting for a while ("Bye, Bye Baby"); Gus is going to Little Rock, and Dorothy is Lorelei's chaperone. On the ship, Lorelei has many admirers, including