Opera Birmingham is set to present an all-ages performance of “The Billy Goats Gruff” on Oct. 7 at Avondale Amphitheater. The retelling of “The Billy Goats Gruff” features music from operas by W. A. Mozart, Donizetti, and Rossini. The cast includes Adreanna M. Pulliam as Lucy, Lauren Tinsley as Simone, Samuel Phillips as Otto, and Joseph Robinson as Dandini. The {…}