Nathan Stephens-Griffin, Naomi Griffin, Daniel Ellis and Jc Cairns of the British punk band Martha. Courtesy of the artist hide caption
The music on U2's new album, Songs of Innocence, reaches back toward the moment when the band was first building an audience. Courtesy of the artist hide caption
Two dope boys on a Cadillac: Andre 3000 and Big Boi in the early days. Michael Ochs Archives/Getty Images hide caption
Senegalese superstar singer Youssou N'Dour performs in Lagos, Nigeria in 2009. Pius Utomi Ekpei/AFP/Getty Images hide caption
Jonah Tolchin performs at Grimey's in Nashville during the Americana Music Festival on Sept. 20. Erika Goldring/Getty Images hide caption
The new collaboration between PC Music's A.G. Cook and affiliated producer SOPHIE is a combination singer and energy drink (neither of which might actually exist) called QT. Seriously. YouTube hide caption
John Darnielle's first novel, Black Sabbath's Master of Reality, was about a teenage boy in a psychiatric institution who is obsessed with heavy metal. Lalitree Darnielle/Courtesy of Farrar, Straus and Giroux hide caption
Sarah McLachlan gets called a "songstress" a lot. Translation: "Look everyone, a lady is singing a song!" Courtesy of the artist hide caption
"I've had to change," Nick Cave says. "Change is important and change is the energy that runs through all of our records." Courtesy of Drafthouse Films hide caption
Four Organs by Steve Reich was performed Tuesday at the Brooklyn Academy of Music as part of the 50th anniversary of the Nonesuch label (from left: Philip Glass, Nico Muhly, David Cossin, Timo Andres and Steve Reich). Stephanie Berger hide caption
The Beatles with George Martin in January 1967 at Abbey Road Studios in London. Apple Corps Lt/Courtesy of the artist hide caption