Folie à Deux (album) in rock and roll music. The title is a reference to the 27 Club, a group of influential musicians, including Janis Joplin, Kurt Cobain, and Jim Morrison, who all died at the age of 27. Wentz felt that he was living a similarly dangerous lifestyle, and was "stoked" to make it to his 28th birthday. Stump added "There was a countdown clock and everything. I remember, our manager called me up on Pete's 28th birthday and screamed, 'We made it!'" Folie à deux is a rare psychiatric syndrome in which symptoms of a delusional belief are transmitted from one individual
Psychedelic rock figures. Some groups, such as the Jimi Hendrix Experience and Cream, broke up. Hendrix died in London in September 1970, shortly after recording "Band of Gypsys" (1970), Janis Joplin died of a heroin overdose in October 1970 and they were closely followed by Jim Morrison of the Doors, who died in Paris in July 1971. By this point, many surviving acts had moved away from psychedelia into either more back-to-basics "roots rock", traditional-based, pastoral or whimsical folk, the wider experimentation of progressive rock, or riff-based heavy rock. Following the lead of Hendrix in rock, psychedelia began to influence African American