Happy 70th Birthday Olivia Newton-John! Celebrating Her Amazing Life and Career in Photos
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With her band Toomorrow in 1970
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Performing in London in 1974
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With onetime fiancé Bruce Welch in 1975
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With Grease costar John Travolta in a promo photo for the film in 1978
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Working through a scene on the set of Xanadu with Michael Beck and Gene Kelly in 1979
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After receiving her Officer of the Order of the British Empire medal from Queen Elizabeth in 1979
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In her video for "Physical" in 1981
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With first husband Matt Lattanzi and family friend Colette Chuda in 1991
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Being honored for her work with the United Nations in 1997
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Performing with John Farnham at the 2000 Olympics Opening Ceremony in Sydney
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With then-boyfriend Patrick McDermott, who went missing in 2005, in 2001
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Leading a trek along the Great Wall of China to raise money for the Olivia Newton-John Cancer Centre in 2008
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Revisiting "Physical" during a guest spot on Glee in 2010
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With current husband John Easterling in 2016
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With daughter Chloe Lattanzi, 32, in 2016
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Performing at the Mayo Performing Arts Center in Morristown, New Jersey, on April 11, 2017
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Posing with Grease costar John Travolta at the G'Day USA Black Tie Gala, held in Los Angeles on Jan. 27, 2018
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Celebrating the 40th anniversary of Grease with costar John Travolta on Aug. 15, 2018 in Beverly Hills, California.
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Raising money during the annual Wellness Walk and Research Run on Sept. 16, 2018 in Melbourne, Australia. The annual event raises vital funds to support cancer research and wellness programs at the Olivia Newton-John Cancer Wellness and Research Centre.