Yesterday we posted additional details about St. Vincent's Strange Mercy while Annie Clark was busy covering Tom Waits' "Big Black Mariah" at London's Barbicon Theatre as part of a Rain Dogs tribute. Interestingly, her "Big Black Mariah" is heavier than her take on Big Black's "Kerosene." Watch: [videoembed size="full_width" alignment="center"][/videoembed] (Via Cover Me) St. Vincent - "Big Black Mariah" (Tom ...