"Bye My Darling!" is a 2004 single by Crystal Kay, released on Sony Music Labels Inc. It features Kay's signature blend of pop and R&B.
- The single was released on January 1, 2004.
- The release comes from Sony Music Labels Inc.
- The genre is listed as pop and R&B.
Crystal Kay is a Tokyo-born singer who has been active in Japan's pop and R&B scenes since the late 1990s. In 2004, she was a rising star whose music often incorporated Western R&B and hip-hop influences.
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