Don Hewes, a successful Broadway star, is heartbroken when his dance partner Nadine leaves him to pursue a solo career. Determined to show he can succeed without her, Don pledges to make any chorus girl a star. He soon encounters and selects Hannah Brown, a clumsy but talented performer, from a local bar. Together, they start rehearsing intensively, and Don attempts to mold Hannah into his idea of a perfect partner. As they work together, Hannah's natural charm begins to shine through, and she gradually transforms into a polished professional.

Through various ups and downs, including humorous and touching moments, their professional relationship deepens into something more personal. Meanwhile, Nadine's solo career intersects with Don and Hannah’s new routine, leading to further complications. As time progresses, Hannah’s fame rises, and Don is forced to confront his own feelings and ambitions. The story unfolds against the backdrop of vibrant musical numbers and classic Broadway settings, capturing the essence of ambition, transformation, and romance.