The faceless pop star
She pumped out Rihanna’s hit Diamonds in less than 20 minutes, and when the Barbadian megastar copied her demo inflection for inflection she thought it was a joke. She was shocked when David Guetta used her voice for a rave anthem that sold 3.7 million copies, but used the money to buy a fabulous fridge. She won’t go on tour for her new album, but she sang on Ellen with her back to the camera…