There came a point in Elvis Presley’s career when preparing for a concert was no longer simply about choosing songs and putting on a jumpsuit. Behind closed doors, there were nights when sleep refused to come, mornings when exhaustion remained, and days when his body seemed to recover more slowly than before. Then someone would tell him it was almost showtime. Outside, thousands of people were waiting. Whatever Elvis was feeling had to remain behind the curtain.
There came a point in Elvis Presley’s career when preparing for a concert was no longer simply about choosing songs and putting on a jumpsuit. Behind closed doors, there were…