First Aid Kit is a Swedish folk duo composed of sisters Johanna (b. 1990) and Klara (b. 1993) Söderberg, whose close vocal harmonies andwoodsy,folk-influenced songwriting take influence from the likes of Fleet Foxes and Joanna Newsom. Hailing from Enskede, a southern suburbof Stockholm,theteenaged siblings began composing songs in 2007. Their 2008 YouTube video cover of the song "Tiger Mountain PeasantSong" by the Fleet Foxesspread their name rapidly on the Internet, the sisters subsequently appeared alongside Fleet Foxes performing thesong in a concert in Holland.