This reminds me of Penis Landscape [1], a painting of his that was used by the Dead Kennedys in the album Frankenchrist [2]. Jello Biafra was trialed for distributing harmful material to minors, but was not convicted. He even went to Oprah [3] to talk about it and confront Tipper Gore about censorship and the PMRC.
http://www.markprindle.com/flouride-i.htm
East Bay Ray and D.H. Peligro don't speak quite as directly about the band's break-up, but their interviews and perspective are interesting too:
http://www.markprindle.com/peligro-i.htm
http://www.markprindle.com/east-i.htm