A Peek Behind the Scenes - Professor of Theater Doug Liechty Caskey and Professor of Music Debra Brubaker. The directors of the spring mainstage production offer a sneak preview behind the scenes in the making of the GC opera/musical. Audiences typically encounter a production at the very end of the process, the actual performances. Learn more about what happens in the months prior to opening night as student and faculty artists collaborate in many different areas to bring together a successful stage production.