"We all have many different voices," he says. "The voice is such an amazing instrument that I feel like a mad scientist who does different things with it. Like a painter, I try different colors out. It gives me joy every day of my life."
Even when she's not on stage, Jenny, a Valkyrie whose waves of golden ringlets cascade down her shoulders, has quite a stage presence. Runway-model slim, she stands nearly six feet tall in her flat gold sandals.