Lisa Marie Presley was taking 80 pills a day at the height of her opioid addiction, she writes in her memoir From Here to the Great Unknown. She became addicted to prescription painkillers following the 2008 birth of her twins.

In Presley's posthumous memoir, she opens up about the full scope of her struggles with opioid addiction in the 2000s.

The late singer detailed her tragic substance abuse in her posthumous memoir, 'From Here to the Great Unknown.'

The intrigue around the Presley family has only heightened since the posthumous release of the late Lisa Marie Presley's memoir, "From Here to the Great Unknown." As one of the most fascinating families in rock and roll,

Lisa Marie Presley, the only child of Elvis Presley and Priscilla Presley, made a name for herself in the public eye. She was only 9 years old when her father died in 1977. As she continued to grow up,

Lisa Marie Presley's posthumous memoir, From Here to the Great Unknown, is giving fans an inside look at her struggles with addiction for the first time. Presley passed away in 20