Fandemonium is a book made by the band and longtime friend and photographer David Mushegain. The book features photographs and interviews conducted by Mushegain with fans of all ages throughout the world during the band's 2011-13 I'm With You Tour. Also included is a special introduction by the band's lead singer, Anthony Kiedis and comments by Flea, Chad Smith and Josh Klinghoffer on what it is like to be a dedicated fan to something.

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