Soundgarden preps ‘Telephantasm’ best-of with unreleased ‘Badmotorfinger’ outtake

Soundgarden this fall will release ‘Telephantasm,’ a new best-of spanning the band’s debut on the seminal 1986 proto-grunge comp ‘Deep Six’ to its final album, ‘Down on the Upside,’ a decade later — with a previously unreleased ‘Badmotorfinger’ outtake thrown in for good measure.