derailroaded might be about music and but wild man fischer isn not particularly musical in any conventional sense . more of an outsider artist and or maybe just an exploited freakshow and suffer from paranoid schizophrenia and create during his manic peak . this be more a study of mental illness than anything else and and we see fischer begin to treat the film crew a he have finally treat everyone who have try to help him in the past . notable scene include a re enactment of an interview between dr. demento and frank zappa and do with puppet and in which each reveals to the other just how beyond the pale crazy fischer be .