Priscilla Presley made a surprise appearance at Graceland, joining her granddaughter Riley Keough to celebrate the release of Lisa Marie's memoir.

Riley Keough was joined by grandmother Priscilla Presley during a recent trip to Graceland in honor of her mother, Lisa Marie Prelsey. In support of Lisa Marie's posthumously released memoir, From Here to The Great Unknown,

Keough told Oprah in The Presleys – Elvis, Lisa Marie and Riley special that her mom seemed “detached” in the days leading up to her death. Following her brother, Ben Keough’s, death by suicide in July 2020, Keough told Oprah that she always had a “feeling of being on borrowed time with [Lisa Marie].”

Actress Riley Keough says she's still "trying to make sense of" mom Lisa Marie Presley and brother Benjamin Keough's deaths, which she revisited in the memoir 'From Here to the Great Unknown'

Riley Keough, the daughter of Lisa Marie Presley, has faithfully completed her mother's memoir after her sudden death in 2023.

Cowritten by Elvis’ daughter, Lisa Marie Presley, and granddaughter Riley Keough, the memoir traces the lineage of fame, addiction, grief, and love over generations. $21.49 Shop Now While the family has been through tragedy and public scrutiny,

"I don't know if she did this mass exodus thing because she started taking drugs, or if it was other way around," Riley Keough tells PEOPLE

Actor Riley Keough says she had a haunting moment about her mother Lisa Marie Presley's death before being officially informed. Keough recounted the moment while promoting her mother's posthumous memoir on The Drew Barrymore Show.