Sharon Kovacs, who records and performs as Kovacs, is a Dutch singer with a darkly alluring, soul-steeped voice that recalls that of Amy Winehouse. As a youngster, Kovacs played in bands and performed at talent shows, but she didn't make any serious moves until after she graduated high school, when she auditioned for Rock City Institute, a music school based in her hometown of Eindhoven. She was accepted but found that she and her teachers were a poor match. Through social media, she contacted Oscar Holleman and impressed the producer enough to spark a collaboration. The two i...