Ghost is the fourteenth studio album by Canadian musician Devin Townsend, and the fourth of five albums in the Devin Townsend Project series. It was released on June 20, 2011. Townsend has stated that the album "is the mellowest (by far) and prettiest record I've done so far". Ghost was performed in its entirety once, on November 13, 2011, at the Union Chapel in London, England. The performance was filmed and recorded for the By a Thread – Live in London 2011 CD/DVD box set, along with performances of the other 3 Devin Townsend Project albums.