In partnership with the International Trombone Festival and Texas Christian University, The FWSO’s season finale goes out with a blast, spotlighting the brass instruments of the orchestra. Music Director Robert Spano will lead the ensemble in a brand-new double concerto for trombone and piano by Texas Christian University alumnus Kevin Day as well as Pulitzer Prize-winning composer Jennifer Higdon’s river sings a song to trees. For the big finish: Mahler’s Symphony No. 5.