Good Music on Instagram: "Fun fact: the voice you hear on Avicii’s “Hey Brother” isn’t Avicii at all 🎤 It’s actually Dan Tyminski, a bluegrass legend who’s also the guy singing “Man of Constant Sorrow” in O Brother, Where Art Thou? Avicii picked Tyminski because of his deep, soulful tone — and the result was something totally new: a mix of folk storytelling and EDM that somehow just works. When “Hey Brother” dropped in 2013, it became one of those rare songs that crossed genres and emotions all