What is the fine-grained topic of the following text: Tony Mitchell is a singer/songwriter best known for being the singer & guitarist of 90s Rock band, “Kiss of the Gypsy” amongst several other bands, singing & playing guitar for “Alice Cooper”, “Jon Anderson”, Alan Parsons project”, “Rick Wakeman”, “Tony Hadley”, “Pat Cash”, “John McEnroe” etc. Only return the topic.
Tony Mitchell's career as a singer and guitarist.