The Grease star, who died Aug. 8 of breast cancer, previously urged women to trust their instincts during routine screenings Before Olivia Newton-John's death at age 73, the Grease star was a ...
She has been working at PEOPLE for 17 years. Singer-songwriter and actress Olivia Newton-John — a four-time Grammy winner and star of beloved movie musical Grease — has died. She was 73.