The phrase “Glass Onion” first emerged in the cultural lexicon through a song by the Beatles, conceived by John Lennon as a playful retort to fans and critics who read excessive hidden meanings into the band’s lyrics. Lennon deliberately layered references to earlier Beatles tracks within a seemingly transparent metaphor to illustrate that apparent clarity can still conceal complexity, thereby satirizing overzealous interpretation^1_1. Decades later, Rian Johnson appropriated the same expression as the title of his 2022 film, “Glass Onion: A Knives Out Mystery,” using the metaphor of a transparent yet multilayered structure to frame a narrative about deception, privilege,

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