Olivia Newton John has died at the age of 73, her husband has confirmed on social media.
The Cambridge-born Australian singer and actor, who is best-known for her role Sandy in the 1978 musical Grease , is said to have passed away peacefully at her ranch in Southern California this morning with her family and friends around her.
In a statement posted on social media, Olivia Newton-John's widower John Easterling said: "Dame Olivia Newton-John (73) passed away peacefully at her Ranch in Southern California this morning, surrounded by family and friends. We ask that everyone please respect the family’s privacy during this very difficult time.
