olivia newton-john

It's one of her most enduring songs.

Newton-John and Travolta starred opposite one another as Sandy and Danny in the 1978 film Grease. The movie and the soundtrack was a generational success.

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

These stars have battled the life-threatening disease.

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

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

Not every artist finds country success when coming in from a different genre ... but these men and women did!