Progressive rock supergroup and a spin-off from Yes. The band was formed in 2006 by Billy Sherwood, Tony Kaye and Alan White, all members at one time of Yes, plus Jimmy Haun, who played on Yes's Union album. Their debut album, CIRCA: 2007, was self-released in 2007 and is available from their website, http://www.circahq.com/ Work has been completed on the 2nd Circa: project, due to be released very soon. Jay Schellen has replaced Alan White on drums, who left to tour with Yes.

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