Mother Wore Tights (1947)

In this chronicle of a vaudeville family, Myrtle McKinley (class of 1900) goes to San Francisco to attend business school, but ends up in a chorus line. Soon, star Frank Burt notices her talent, hires her for a "two-act", then marries her. Incidents of the marriage and the growing pains of eldest daughter Iris are followed, interspersed with nostalgic musical numbers.