Interview: Billy Morrison Knew ‘Crack Cocaine’ Was Special – ‘We Just Wrote the Ultimate Ozzy Riff’Interview: Billy Morrison Knew ‘Crack Cocaine’ Was Special – ‘We Just Wrote the Ultimate Ozzy Riff’Billy Morrison dives deep into his new song, "Crack Cocaine," which features his best friend on vocals, Ozzy Osbourne.Chuck ArmstrongChuck Armstrong