Dolly Parton 's younger sister Stella, 77, is opening up about the country music queen's final days.

Dolly Parton's cause of death has been revealed as a brief battle with cancer, where she was hospitalized at the Vanderbilt-Ingram Cancer Center in Nashville, Tennessee.

Country music legend Dolly Parton has sadly passed away at the age of 80. Throughout her life, she bravely faced numerous health challenges while lovingly caring for her husband.…