Chaka Khan en Legendary R&B Singer Chaka Khan Marks 40 Years In Music Industry <p>This year marks the 40th anniversary of Chaka Khan's career in music and entertainment. The year-long celebration will include the release of a series of new albums, titled the iKhan Project. Khan's latest single, "It's Not Over," was released February 14, 2013. Wed, 06 Mar 2013 21:58:29 +0000 Carla Eckels 13771 at