"It was more that his career was going down again and he was tired of the songs. He was tired of the routine. And there was a point where he just kind of gave up. He couldn't face being 40. And he resorted to stimulants. There's a dark side there, a really dark side"

This quote is describing Elvis Presley's career and his battles with dependency. Priscilla Presley is recommending that Elvis was feeling overwhelmed by his profession and the exact same tunes he had actually been carrying out for years. He was also feeling the pressure of turning 40 and was unable to deal with the idea of getting older. As an outcome, he turned to stimulants as a method to handle his feelings of anxiety and depression. This quote highlights the dark side of Elvis' life and how his struggles with addiction eventually led to his unforeseen death. It is a tip of the dangers of compound abuse and how it can have a devastating effect on a person's life.