21 Savage Reinvents The 'Saw' Theme Song With His New Single 'Spiral'

21 Savage is known for infusing horror into his music -- take his latest "Glock In My Lap" music video, for example, where he and Metro Boomin embark on a full-blown, blood-smearing zombie hunt. That ear for fear certainly comes in handy for the Atlanta rapper as the executive producer of the soundtrack for the newest film in the Saw franchise, Spiral: From the Book of Saw, which he announced on Instagram at the end of last month.Today, the horrorcore producer dropped the first single off of the...