Don't Have Nightmares

My unwelcome guest who Rattles round my head And stalks the corridors of every Thought I've had I know what I saw I know what I saw I know what I saw I have this thought It knocks on walls Inside my mind It runs its finger Round my throat And down my spine And I know what I saw I know what I saw I know what I saw It's not the dead That haunt you I know what I saw (saw, saw) I know what I saw (saw, saw) I know what I saw (saw) And I know what I saw