Priscilla Presley feared Elvis Presley would have shot her lawyer lover Rob Kardashian dead if he had known he was in her bed.

The 80-year-old has used her forthcoming memoir Softly, As I Leave You: Life After Elvis, to tell never-before-heard stories about her life as the singing icon’s wife, including her worries for Rob’s safety due to Elvis’ obsession with firearms.

In an extract from the book obtained by Page Six, she says: “(Elvis would) have gone ballistic, maybe literally, if he’d known Robert was in my bedroom.

“Elvis always carried a loaded gun, sometimes more than one.”

Priscilla began dating Robert in 1975, two years after her divorce from Elvis.

Before meeting the lawyer, she also had a relationship with karate instructor Mike Stone.

Robert later married Kris Jenner in 1

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