well, there goes gravity. here with us now contributing editor of vanity fair lisa robertson author of the new book "there goes gravity: a life in rock and roll." >> how great to have you with us. you know, there was a time -- i know it sounds sort of misty eyed and melodramatic, but there was a time when rock and roll was more than a business. you were there when it was. >> it was fun. it really was. >> extraordinary. john and yoko and the stones. zeppelin. new york dolls. unbelievable. tell us about it. >> well, you have to put it in context. because it really was a time when things just happened. there weren't thousands of publicists. people weren't branding their image, having a clothing line, a fragrance. and we just went out and we had fun and we hung out. you would go to cbgbs and just