there actually is a guy here in colony farms mental institute for the criminally insane.... he took some bad acid and he now thinks hes an orange and tries to peel himself so he is under 24/7 supervision... like he digs his nails into his head and tries to peel his skin off
edit: WTF ITS NOT TRUE??? either way it was a damn good urban legend !
http://www.snopes.com/horrors/drugs/orange.htm