Hollywood's The Erotic Museum may now be gone, but through Archive.org, it lives on!
Part of The Erotic Museum's permanent collection was a grainy clip from a black-and-white film that supposedly showed Marilyn Monroe engaged in intimate relations (ahem!). The clip from the film, which was said to have been made in the late 1940s, was on a continuous loop within the Marilyn Monroe exhibit and was just a slowed-down close-up of the woman's face (and just her face). The close-up was directly compared to Marilyn's brief appearance in the Marx Brothers film, "Love Happy," which was made around the same time.
Basically, the exhibit asked you to believe that the women in the two photos below are the same person:
I could never see it. And still don't.
Read the Marilyn Monroe Collection page from this 2005 Archive.org version of the former The Erotic Museum web site.
See what you think.
Remember, the other film that was supposed to be her, The Apple, Knockers, and the Coke Bottle, was quickly debunked, found to be lookalike model Arline Hunter...