In “From Here to the Great Unknown,” a new memoir by the late Presley, finished by her daughter, Riley Keough, the pair write that Presley kept her son “in the house with us instead of keeping him at the morgue.”

Elvis, who died in 1977, didn't live to see his grandchildren. If he had lived, he would have had multiple reasons to smile: Lisa Marie had four children — three daughters (including twins) and a son. Lisa Marie had two children with Danny Keough, a musician who was the first of her four husbands.