Which earlier George Cukor film provided the story template for A Star Is Born?

The earlier George Cukor film that provided the story template for A Star Is Born is the 1932 production What Price Hollywood?12

While the 1937 version of A Star Is Born was directed by William Wellman, George Cukor later directed the acclaimed 1954 musical remake starring Judy Garland and James Mason. The narrative of What Price Hollywood?—which follows a waitress rising to stardom while her alcoholic mentor declines—established the foundational template for all subsequent versions of the story.12