Although conventional everyday pantyhose would not be invented until 1959, sheer stage tights, such as Eleanor Powell wears in her dance number, had been in use for decades by those in the entertainment industry.
When Red Skelton is called up on stage to award the "Duchess of Idaho" trophy, he tells Esther Williams that she looks familiar. This is an inside joke since Red made several movies with her.
"You Won't Forget Me" (music by Fred Spielman, lyrics by Kermit Goell), sung by Lena Horne, was cut from the movie. For years, Lena's prerecording was missing until rediscovered and then issued on the 1996 Rhino DC box set, "That's Entertainment!" Joan Crawford (dubbed by India Adams) later performed the number in Torch Song (1953).
Already a standard, Cole Porter's "You Do Something to Me," sung by Lena Horne, was dropped from the film.