 John Byrne Cooke, road manager for Joplin and the Kozmic Blues Band, wrote a book published in 2014 in which he revealed the illegal status of Joplin's ongoing use of narcotics.On Kozmic Blues' tour of Europe, Janis was terrified at every border crossing and customs inspection, knowing that the works and the smack she had stashed on her person could send her directly to jail on a tough rap to beat in foreign courts.But she was unwilling to go without, so she carried a supply everywhere, despite the risks.