Elvis had his own warped views. The whole bit about not wanting women after they had babies, for example. Or wanting girls under a certain age traveling with him stories.
Lisa Marie never stood a chance. I think there is probably a genetic issue with addiction in his bloodline. I have some of those markers that make you susceptible.
“In his book, Edwards said, “Once, when Priscilla and I were sitting at the dinner table and Lisa was sitting between us, Lisa got up to get something from the refrigerator and her bare knee accidentally brushed against my hand. It sent waves of desire through me. I looked at Priscilla and thought, Can’t you see what’s happening — I’ve fallen in love with your daughter.”
She also inherited Elvis' painful digestive illness, which is common in children of 1st cousin parents (his were) and which led him to early painkiller addiction.