olivia newton-john

She had the entire audience singing along.

The singer and actor both paid tribute to Olivia Newton-John after her death.

He begins with, "Our love for each other transcends our understanding."

Urban and his wife, Nicole Kidman, offered a touching memorial statement for Newton-John in the wake of her death.

Take a look back at the songs that established Olivia Newton-John as a rising star in country music.

The 'Physical' singer and international icon was previously diagnosed with breast cancer.

She was one of the biggest multi-genre stars of her generation.

Women have ruled the country charts for decades by singing about far more than just love and heartache.

There are many -- too many -- country stars who have had cancer or have been personally affected by it in some way.

The Hollywood Walk of Fame features everyone from actors to radio personalities, and there are plenty of Nashville names enshrined there.