High Quality Content by WIKIPEDIA articles! Sky Blue Sky is the sixth studio album by Chicago rock band Wilco, released on May 15, 2007 by Nonesuch Records. Originally announced on January 17, 2007 at a show in Nashville, Tennessee, it was the band`s first studio album with guitarist Nels Cline and multi-instrumentalist Pat Sansone. Before its release, the band streamed the entire album on its official website and offered a free download of "What Light".