olivia newton-john

She had the entire audience singing along.

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

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

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

Everyone's favorite 1970s movie couple is back together again! John Travolta and Olivia Newton-John of 'Grease' fame have teamed up to create a charming country holiday duet.