One of the biggest musical performers of the 1970s and the early 1980s, Olivia Newton-John, passed away at the age of 73.

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She died on Monday at her ranch in southern California, according to her husband, John Easterling, in a post on her official Facebook page.

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"Olivia has been a symbol of triumphs and hope for over 30 years sharing her journey with breast cancer," it reads in part.

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In the 1978 movie musical Grease, Newton-John starred as the good girl Sandy Olson, who falls for a bad boy played by John Travolta, who had also played the role on Broadway

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He lobbied hard for Newton-John to make her film debut as his costar.

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"I wanted this girl bad," Travolta told Merv Griffin on TV in 1981

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The perfect Sandy, the ultimate Sandy, would be Olivia Newton-John."

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But the 28-year old Australian singer was skeptical about playing a high school student.

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"I couldn't do an American accent, and I was too old," she told the Today show in 2019. "And I had all these reasons why I couldn't do it. We did a screen test.

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