River: The Joni Letters

River: The Joni Letters is the 2007 album by Herbie Hancock. His 47th studio album, it was released on September 25, 2007 by Verve Records. The tribute album is a homage to Joni Mitchell, a longtime associate and friend of Hancock. Both Hancock and saxophonist Wayne Shorter previously collaborated with Mitchell on her 1979 album Mingus, and both continued to work with her on occasion ever since. Guest vocalists on River include Leonard Cohen, Tina Turner, Norah Jones, Corinne Bailey Rae, Luciana Souza and Mitchell herself. The album peaked at #5 on The Billboard 200 after enjoying a huge post-Grammy sales boost, at #61 in Switzerland, #70 in France and #83 in the Netherlands. On February 10, 2008, the album won the Album of the Year and...