The music that makes one of us emotional doesn't always make sense to others. William Lovelace/Getty Images hide caption

itoggle caption William Lovelace/Getty Images

Sufjan Stevens' latest song is a return to his folk roots. Courtesy of the artist hide caption

itoggle caption Courtesy of the artist

Clockwise from upper left: Sufjan Stevens, JEFF The Brotherhood, Alabama Shakes, Waxahatchee Courtesy of the artists hide caption

itoggle caption Courtesy of the artists

Clockwise from upper left: Weezer, Sufjan Stevens, Lia Ices, Lucinda Williams, Shabazz Palaces Courtesy of the artists hide caption

itoggle caption Courtesy of the artists

The tribute album Master Mix: Red Hot + Arthur Russell is out October 21. Courtesy of Yep Roc Records hide caption

itoggle caption Courtesy of Yep Roc Records

Clockwise from upper left: Sisyphus (Son Lux, Sufjan Stevens, Serengeti), Diane Cluck, Avey Tare, The Family Crest Courtesy of the artists hide caption

itoggle caption Courtesy of the artists