Complex sentence: He has worked as a sideman or session musician with many artists, including Bob Neuwirth, Kelly Willis, Aimee Mann, Warren Zevon, Jonathan Richman, Lucinda Williams and Cake.
Split into simpler sentences: He has worked as a sideman or session musician with many artists. These include Bob Neuwirth, Kelly Willis, Aimee Mann, Warren Zevon, Jonathan Richman, Lucinda Williams and Cake.