The pair, who married on a beach with Pamela in a bikini, divorced three years later.
Despite the split, the couple had been very on and off over the years, and reunited after he was released from prison, and also in 2008.
Pamela took to Instagram hours after news broke of Hugh Hefner's passing in September 2018.
The former pin-up and Baywatch star revealed Hugh - who turned Playboy mag into a global empire - was using a walking frame, had intense back pain and was almost completely deaf when she last saw him. You had a piece of paper in your pocket you showed me - with my name Pamela with a heart around it." She went on to write: "Everything anyone loves about me is because you understood me.
Eldest son Brandon has recently featured in Dolce & Gabbana's spring-summer 2017 men's fashion campaign.