New info regarding her health
According to TMZ, she had plastic surgery months prior to the Golden Globes. In addition, she lost 50 pounds in 6 weeks, and had relapsed taking opiods. Very sad if this is true.
It seems like that massive weight loss was too much for her heart.
https://popculture.com/celebrity/news/lisa-marie-presley-dramatically-dropped-weight-for-golden-globes-report-claims/