Suspicious Minds

It's fairly well known that later in life, Elvis developed a bit of an obsession with espionage and criminal investigation. This included some dalliances with the CIA and was pandered to by Richard Nixon.
In the early seventies the King even visited FBI headquarters, where he reported on the corrupting influences of the Beatles and Jane Fonda among others (did he forget his pre-GI days?) as this memo from the time records.