I feel like this could be an episode of twilight zone or black mirror where the character picks a song and likes it for the first two months. Then they go crazy and kill everyone.
Have a few, Xenogenisis by thefatrat, ascendency by thefatrat, https://www.youtube.com/watch?v=HRtC2sDiKqM, basically any song by thefatrat, high hopes.
IF YOU COULD PICK ONE SONG TO PLAY IN THE BACKGROUND OF YOUR DAILY LIFE, WHAT WOULD IT BE AND WHY? DISCLAIMER: ONE THAT WOULDN'T DRIVE YOU NUTS OF COURSE