READ MORE: Olivia Newton-John died after battling cancer - star's first symptoms"I loved every moment that I got to spend with her. " Her last memory of Olivia is singing Jolene together.
Dolly said she was "proud" to be part of the duet project. A video clip showed Olivia in the studio saying: "I'm excited. I've always wanted to work with Dolly. "Mariah, 54, said: "I dressed up as Bad Sandy [from Grease] for Halloween in 5th grade.
Years later, THE Olivia Newton-John walked out onto my stage in Melbourne, Australia, and we sang our hearts out to Hopelessly Devoted To You.
This is a moment I will never ever forget. "Chloe, 37, said she always wanted to sing with her mother. She added: "I knew I wanted to record it, not only because it was with my mum but I felt the lyrics and message might help people see things from another perspective. "Last August, Olivia, 73, died after a 30-year battle with breast cancer.
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