evil in my head, in my head, inside this private hell i'm not feeling very well i'm not feeling very well frustration, disgust, aggravation, disgust, mental hell i'm not feeling very well i'm not feeling very well day, day after day, it never changes, always the same way day after day, day after day, day after demons in my head, in my head, inside this private hell oh yeah, oh yeah i'm not feeling very well i'm not feeling very well frustration, disgust, aggravation, disgust, mental hell oh yeah, oh yeah i'm not feeling very well i'm not feeling very well day, day after day, it never changes, always the same way day after day, day after day, day after do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do do mental hell mental hell mental hell