Idk.I actually have a lot of classical music on my playlist, but I don't know what would be considered as sad, so instead have some Paramore and a few old songs I dug up.
Bunny wrote: The artist Daughter has a lot of sad and pretty songs, some of my favourites; Medicine, Home, Love, Smother, Still, Landfill, Doing The Right Thing, Alone / With you
Maria Mena; Eyesore, Self-Fulfilling Prophecy, Dear
Siri Nilsen - Iron Sky
Death Cab For Cutie - I Will Follow You Into The Dark