There are multiple artists with the name Grey Ghost . 1) Hiphop Artist from Melbourne Australia 2) Pianist Roosevelt T. Williams From America 3) Multi-instrumentalist Brian Griffith From America 1) Grey Ghost is the solo project of Melbourne emcee and vocalist Jeremedy, formerly of The Melodics. He began performing under the Grey Ghost moniker in 2011, releasing an EP followed by a mixtape, Ghost in the Machine, in June 2012. Arising from the death of Melbourne beat experimentalists The Melodics; Grey Ghost is a one-man journey through time