Sylvester Stallone paid a heartfelt tribute to the late mother Jackie.

The Hollywood icon, who previously appeared in CelebrityBig Brother, died in his sleep on Monday evening at the age of 98.

Following his sudden death, rock star legend Sylvester took to social media to learn about his beloved mother.

The 74-year-old actress shared a proud photo of Jackie while playing with a pair of boxing gloves during her son’s Rocky rule.

With the precious throwback snap, Sylvester pays tribute to the inspiring mother who continues to be the number one fan throughout her incredibly successful career.

Jackie’s heartbroken son wrote: “A mother who always trusted and encouraged her children.

She was the number one fan of Sly and Frank.

“Her charisma and love will be remembered forever.”

Sly’s younger brother, singer Frank Stallone, posted the sad news on Facebook.

He wrote: “She was a remarkable woman, working every day, full and fearless.

“She died in her sleep as she wished. It was hard not to like her, she was so attractive and energetic.

“She lived through prohibition, depression, and World War II. In the 20s, 30s and 40s, I would talk to her for hours.

“It was a historical lesson. Her mind was as sharp as a razor until the day she died.”

Sly’s younger brother, singer Frank Stallone, posted the sad news about their beloved mother on Facebook on Tuesday morning.

He wrote: “She was a remarkable woman, working every day, full and fearless.

“She died in her sleep as she wished. It was hard not to like her. She was so attractive and energetic.”

“She lived through prohibition, depression, and World War II. In the 20s, 30s and 40s, I would talk to her for hours.

“It was a historical lesson. Her mind was as sharp as a razor until the day she died.”

As the mother of Hollywood legend Sylvester and Frank, Jackie was the memory of the late actress Tony de Alto.

Jackie was a famous astrologer who was married three times. Her first husband was Frank Stallone. He was the father of two sons.