What is the meaning of had herself become a star?

The phrase "had herself become a star" suggests that the individual in question has achieved significant recognition or success, likely in a public or artistic context, such as acting, music, or sports. It implies a transformation from an ordinary person to someone celebrated and admired, indicating both personal growth and the achievement of a prominent status. The use of "herself" emphasizes that this transformation was self-driven or a result of her own efforts and choices.