Sky Blue Sky is the sixth studio album by American 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". Sky Blue Sky was Wilco's highest debuting album on the Billboard 200 at number four. The self-produced album received mostly favorable reviews by critics. Publications such as PopMatters and Rolling Stone Read more on Last.fm.