it's saliva cam. another demme first, saliva cam. i saw that, i went, god, it's so psychedelic!gone like out over the deep end. people think he's a little bit of a straight filmmaker, but there's no way! no way! he's gone psychedelic on this movie. >> well, this happens to be a song where neil puts himselves in the shoes of a human being who's experimented with every drug known to man over the course of his lifetime and it's kind of a deranged, unhinged song that arrives at an exquisite moment of redemption, and it's our next to last song. and when, as fate would have it, the little camera attached to the microphone to get this amazing close-up we used in one other song without saliva cam. it just so happened that when neil unleashed the song, you know, as half the singers spew a little bit, and bam, the camera slipped. maybe it's because the saliva hit it. camera slipped down a little bit and we found -- >> changed the angle a bit. >> and it became the perfect shot to convey this deranged kind of journey that the singer takes. >> i take back what i said about you being straight

. >> it was saliva cam, another first. saliva cam. i saw that and i went it's so sigh cadelle lick. he's a straight film maker but there's no way he's gone psycho dellic on this movie. >> this is a song where neil puts himself in the shoes of a human being who's spearmented with every drug known to man and it's a terrained unhinged song. when as fate would have it the little cameras that deklin had attached to the micro phone it just so happened that when neil unleashed this song, you know as half the spinningers spew a little bit and the camera slipped down a little bit and we found -- >> changed the angle a bit. >> and it became the perfect shot to portray this journey the singer takes. >> let's get that straight, there's nothing auto biographical about that song is there. >> no, yes,. >> are they all autobiographical in one way or another? >> some of them aren't. >> which is the one that is most autobiographical? >> well, you know, almost all of them. >> i'm being as direct as i can be. >> you know, really, they are all -- i mean, you know it's crime in the city -- they come out