Its title was derived from the frequent dimming and flickering of the gaslights.The phrase "to gaslight" someone (to deliberately drive someone insane by psychologically manipulating their environment and tricking someone into believing that they are insane), was derived from the film.Silhouetted in front of the small chapel, Freddy raised his twisted arms in a mock-crucifix resurrection pose, and smiled at Alice: "It""s a boy.The rail passenger enters a bohemian boarding house, speaks to false dark eyelash-wearing tenant Sally (Liza Minnelli) with a black helmet of hair, and explains he is looking for an inexpensive room to rent from Fraulein Schneider (Elisabeth Neumann-Viertel).When he also implied that she was "cheap" and "vulgar" - she slapped him, and announced her decision to run off with Griffiths o Paris." Without a demand for Broadway-styled musical shows, Kent feared hat he would lose his employment and livelihood.