The Celtic traditionalists and the cathedral-folk troubador get together for some creepily beautiful murder ballad magic. Even when he’s singing about sending a saber through his "dear little girl," Justin Vernon’s immolating mumble-croon can convince you he’s the victim, and the Chieftains’ lithe pipes and fiddles give his dark twisted fantasy enough Irish spring to put it over.

Listen To Chieftains feat. Bon Iver "Down In the Willow Garden":

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“Youth Knows No Pain”

“Like on 'Youth Knows No Pain' — we are the ones that should demonstrate, because we can take it,” Likke Li said. “We can pierce ourselves, take Ecstasy, dance all night and still go to work at our McDonald's jobs.” Despite the hedonistic sentiment in the song, the Swedish singer also admitted in hindsight her youth had repercussions. “I remember when I was 18-19 and feeling that I know it all,” Li said. “I always feel that I know it all. But that song is about realizing you don’t, and reflecting, ‘Boy, if I only knew what would follow.’”