Glenn A Baker has shared some incredible stories about the late, great Olivia Newton-John with Jane Marwick on 6PR Mornings.

The Australian music historian revealed the impact she had on everyone she met, from famed Hollywood stars, music celebrities and ordinary people.

"A gorgeous woman and fabulous singer... and pretty good bloody actor too!" he said.

Baker also revealed some inside info on why she wore athletic gear in one of her hit songs, Physical.

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