Andy Williams performs at the Songwriters Hall Of Fame ceremony in July 2009. Larry Busacca/Getty Images hide caption

itoggle caption Larry Busacca/Getty Images

Sufjan Stevens spent nine months traveling the Brooklyn-Queens Expressway to capture motorists' moods. Denny Renshaw hide caption

itoggle caption Denny Renshaw
courtesy of the artist

Michael Stipe of R.E.M. performs at the Olympia Theatre in Dublin during the summer of 2007. courtesy of the artist hide caption

itoggle caption courtesy of the artist

Singer-songwriter Mika mixes the sunny sounds of the '40s, '60s and '70s. courtesy of the artist hide caption

itoggle caption courtesy of the artist