Sam Hunt has written hits for both Kenny Chesney and Keith Urban. His debut album, Montevallo, is out on Oct. 27. Chase Lauer/Courtesy of the artist hide caption
T.I. at NPR's New York City bureau. Polina Yamshchikov for NPR hide caption
Scottish-American soprano Mary Garden (1874-1967) portrayed Goethe's character Gretchen, known as Marguerite in Charles Gounod's opera Faust. Bettmann/CORBIS hide caption
Future Hall Of Famers?: Green Day's Tre Cool (left), Billie Joe Armstrong (center) and Mike Dirnt) in New York City in 1994. Ken Schles/Getty Images hide caption
"I didn't know that it was going to be my career," Jessie Ware says. Her new album is titled Tough Love. Courtesy of the artist hide caption
Alexander Scriabin originally set out to write a piece called "Orgiastic Poem," centered on physical ecstasy, but later decided to alter the title to something more ambiguous. Hulton Archive/Getty Images hide caption
Several hundred protesters picket the opening night of the Metropolitan Opera season at Lincoln Center, Sept. 22, 2014. "You will be made to destroy that set," Jeffrey Wiesenfeld said. John Moore/Getty Images hide caption
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