The novel tells the story of three young women who become fast friends in the turbulent post-war worlds of Broadway and Hollywood: Anne Welles, a reserved New England beauty who sees New York as the romantic city of her dreams; Neely O'Hara, an ebullient vaudevillian with a talent she does n't fully understand; and Jennifer North, a sweet-natured showgirl who wants only to be loved. As life becomes difficult, each woman grows increasingly dependent on "dolls," the amphetamines and barbiturates which, for a time, seem to help.

Answer this question: who was valley of the dolls written about? Let's think fast. Stream of consciousness:
This is the relevant information: The novel tells the story of three young women who become fast friends in the turbulent post-war worlds of Broadway and Hollywood: Anne Welles, a reserved New England beauty who sees New York as the romantic city of her dreams; Neely O'Hara, an ebullient vaudevillian with a talent she does n't fully understand; and Jennifer North, a sweet-natured showgirl who wants only to be loved. So the final answer is three young women who become fast friends in the turbulent post-war worlds of Broadway and Hollywood.