Olivia Newton-John, iconic '70s singer and star of beloved movies like Grease, passes away at the age of 73. Newton-John was born in Cambridge, England on September 26, 1948 before moving to Melbourne at the age of 5. She began her professional career in the arts at a young age, singing on Australian TV in her teens. Newton-John's star first shone on the pop culture map with her cover of Bob Dylan and George Harrison's song “If Not For You”. The singer's 1973 album Let Me Be There, which served as her US debut, put the spotlight on her talents, earning Newton-John her first Grammy for Best Female Country Vocal Performance.

Five years later, with many more accomplishments under her belt, Newton-John catapulted to stardom by leading the film adaptation of Grease. Audiences and critics alike fell in love with her as Sandy opposite John Travolta's Danny in the 1950s-set high school musical. The film would go on to be one of her greatest legacies, alongside milestones like her 1981 mega-hit song "Physical". Aside from her glitzy endeavors, Newton-John spoke very openly about her journey with breast cancer, founding the Olivia Newton-John Foundation Fund to aid research efforts.

On Monday, Newton-John's husband John Easterling took to her official Facebook page to share the sad news that the star has passed away. Although the cause of death was not specified, the businessman let her fans around the world know that she died peacefully at home after a long battle with breast cancer. Take a look at Easterling's lovely tribute, which is accompanied by a beautiful headshot of Newton-John, below:


Newton-John married Easterling in June of 2009. It was the star's second marriage after she wed actor Matt Lattanzi, her Xandau co-star, in December of 1984. The couple welcomed a daughter named Chloe Rose together before divorcing in 1995. She is survived by both Chloe Rose, who followed in her mother's footsteps by becoming an actress and singer, and Easterling.

Tributes have been pouring in for the international icon, including those from her daughter and Travolta, who posted a fitting message for his Grease co-star while signing off as her Danny. Countless virtual tributes from colleagues and devotees are sure to keep rolling in for the highly-regarded talent. Newton-John's star shone brightly, and she was admired for so many things. Whether it be Grease, Xanadu, or her music, she was a talent who won't be forgotten any time soon. From her soulful voice to her earnest demeanor, Newton-John will remain an icon for years to come.