Walter Becker, left, and Donald Fagen of U.S. rock group Steely Dan perform in the Stravinski Hall stage at the 43nd Montreux Jazz Festival, in Montreux, Switzerland, Saturday, July 4, 2009. AP Photo logo AP Photo 31 months ago

Walter Becker, left, and Donald Fagen of U.S. rock group Steely Dan perform in the Stravinski Hall stage at the 43nd Montreux Jazz Festival, in Montreux, Switzerland, Saturday, July 4, 2009.