Olivia Newton-John

Dame Olivia Newton-John (26 September 1948 – 8 August 2022) was a British and Australian singer and actress. With over 100 million records sold, Newton-John is one of the best-selling music artists of all time, as well as the highest-selling female Australian recording artist of all time. In 1978, Newton-John starred in the musical film Grease, which was the highest-grossing musical film at the time and whose soundtrack remains one of the world's best-selling albums. It features two major hit duets with co-star John Travolta: "You're the One That I Want"—which is one of the best-selling singles of all time—and "Summer Nights"…Wikipedia