Dolly Parton's younger sister Stella Parton has spoken out amid the widespread discussion about the singer's health. "My big sister Dolly posted last week, giving her fans an update concerning her health and that she has been seeking treatment for kidney stones," she wrote via Facebook on Wednesday, October 8. "My sister Freida is concerned and ask[ed] for prayers on Dolly's behalf." Stella, 76, is referring to a post that Freida, 68, made after Dolly, 79, cancelled her upcoming slate of Las Vegas concerts on September 28, citing "some health challenges.