The Miss Tennessee model lived with the King at Graceland from 1972-6 and she often shares touching memories and photos from their relationship on her social media.
Most recently the 73-year-old, who was married to Bruce (now Caitlyn) Jenner, has posted audio of her and Elvis singing.
She captioned the post featuring a number of sweet couple photos: “Well, here’s a throwback Thursday for you… thank you @elvis_and_linda_gram ! Elvis and I used to sing together often, even though I am not, nor have I ever been a singer… Except for the church choir.”
Linda added: “He learned several of my sorority songs just to be able to harmonize with them. I used to make him laugh, and that made me happy! #memories.”
The recording was made in the upstairs office of the Graceland mansion next to Elvis’ bedroom.
It was here that Linda and The King sat and sang together. laughing as she taught him those alpha delta pie sorority songs of hers.