Laura Jane Grace of Against Me! (left) and Lauren Denitzio of Worriers, whose debut LP Imaginary Life was produced by Grace. Courtesy of the artists hide caption

itoggle caption Courtesy of the artists

Drake performs at Finsbury Park in London, England in June. Philadelphia rapper Meek Mill recently accused Drake of using ghostwriters, spurring the two to release diss tracks aimed at each other. John Phillips/Getty Images hide caption

itoggle caption John Phillips/Getty Images

Buddy Guy's latest album is titled Born to Play Guitar. Josh Cheuse/Courtesy of the artist hide caption

itoggle caption Josh Cheuse/Courtesy of the artist

Large Professor at an event in New York City in April, 2013. Cindy Ord/Getty Images hide caption

itoggle caption Cindy Ord/Getty Images

Circa 1974: a photo of Vic Firth, the former principal timpanist of the Boston Symphony Orchestra and a leader among percussion equipment manufacturers. Milton Feinberg/Courtesy of the Boston Symphony hide caption

itoggle caption Milton Feinberg/Courtesy of the Boston Symphony

British singer and "song collector" Sam Lee. Frederic Aranda /Courtesy of the artist hide caption

itoggle caption Frederic Aranda /Courtesy of the artist

To create his album Tangier Sessions, Sir Richard Bishop had to learn to love a mysterious and temperamental acoustic guitar. Courtesy of the artist hide caption

itoggle caption Courtesy of the artist