Enjoy The Chicago Bar Association Symphony Orchestra & Chorus, Chicagoland’s unique all-lawyer ensemble, and founding music director David Katz, for Carl Orff’s scintillating choral masterwork, Carmina Burana. More than 300 musicians, including The Naperville Chorus and Young Naperville Singers, celebrated the CBASO’s 25th anniversary on June 5, 2011, in this mesmerizing musical description of life, love and the power of fate.