There's a couple of reasons, but I do think you are on the right path here. 1) She's being sex-trafficked. She has no reason to smile. 2) The 'art' that's being produced with her likeness is being produced by cultist Jews. Their version of beauty is the desolation of the human form. 3) They are constantly attacking and trying to alter people's innate aversions. They want to rewire people's brains. In the context of Billie Eilish, they do that by redefining ugliness as beauty, sadness as satisfaction, rape as sexiness, and dissonance as harmony.