Listen to the sound clip Kristian Leo Knocking On The Devil s Door background vocals 2 48 #podcast #music #rhythmandblues #blues #hiphopmusic #popmusic #musicalinstrument #steelguitar #truck #truckrepair #truckerstips #speech #newagemusic #sadmusic #speechsynthesizer #narration #thememusic #scarymusic #silence #cello #bowedstringinstrument #soundeffect #monologue from Christopher Lopez: