Leonard Bernstein's Mass Dress Rehearsal at UCSD December 3, 2009 Images by Terezakis. Steve Schick, Conductor, La Jolla Symphony, Ken Anderson, director of the UCSD Gospel Choir, performs the lead of the ?Celebrant.? North Coast Singers? 30-voice children?s choir. Choreography by Allyson Green dancers Alison Dietterle Smith and Tonnie Sammartano, and members of the UCSD Jazz Ensemble.