Olivia Newtown-John has shared a touching tribute to ‘I Am Woman’ singer Helen Reddy following her tragic passing on Tuesday.

Newtown-John shared a never-before-seen photo of the two of them playing tennis in their heyday.

“Helen Reddy encouraged me and paved the way for my success in the USA. Thank you Helen for your friendship, your voice and your passion for women’s rights – you will be missed.”

Reddy passed away in LA on Tuesday after suffering from 5 years of dementia.