Caleb Parr and Natalie Coates Wiens | Queens University News Service Arts & Culture Thrilling and chilling: ‘Sweeney Todd’ debuts at the Gambrell Center Caleb Parr and Natalie Coates Wiens | Queens University News Service The Sondheim musical-thriller "Sweeney Todd," blends suspense, dark humor and rich storytelling. It's onstage this weekend at Queens University.