Euphoria Mourning is the first solo studio album by American musician Chris Cornell. It was released through A&M Records on September 21, 1999, and Cornell embarked on a tour in support of the album in 2000. Cornell's only album from between the dissolution of Soundgarden and the formation of Audioslave, it did not sell as well as much of his work with those groups, though it did sell over 75,000 copies in its first week of release and has gone on to sell over 393,000 copies in the U.S.