Ms. Pia Antoine on Instagram: "A “brain worm” or earworm, (stuck song syndrome, sticky music) is a catchy tune or lyric that gets stuck in your head, replaying involuntarily long after the song stops, a common form of involuntary musical imagery (INMI) that often involves memorable, simple song fragments like a chorus. It’s a widespread phenomenon, often caused by music’s catchy, repetitive nature, emotional states, or even stress. Key characteristics: ✅Involuntary repetition: A piece of music p