Author F. Scott Fitzgerald, a member of the MGM writing department at the time Freaks was in production, did not quite feel at home with all the movie stars and powerful moguls, so he often dined with the sideshow attractions during his lunch hour.

Fact from Horror Movie Freaks by Don Sumner, Krause Publications, 2010.
Browning, Tod. Freaks, MGM, 1932.