Riley Keough has revealed she did not listen to career advice and a warning from her showbiz parents. The 35-year-old is the granddaughter of Elvis Presley through his only daughter, Lisa Marie. The Mad Max Fury Road actress has been reflecting on her past as she completes her late mother’s memoirs following a period of tragedy for the family. In 2020, Keough’s brother Benjamin took his own life aged just 27. Her mother died only three years later, aged 54. The actress later expressed belief her mother died “of a broken heart” as a result of the mourning she did for Benjamin. Keough has recall…