Former Prince choreographer, singer, dancer and rapper Catherine “Cat” Glover has died of unspecified causes at the age of 60. The news was shared today on Glover’s official Facebook page. “It’s with great sadness that we formally announce the passing of Catherine Vernice Glover- AKA ‘Cat,’” read the statement. “Please allow her children, family and friends privacy at this difficult time. A further statement will be released in due course.” Glover served as a choreographer, dancer, singer and rapper on Prince’s 1987 Sign O’ the Times and 1988-1989 Lovesexy tours. She can be seen in the 1987 Si…