Parton visited the show to promote her new movie, "Christmas of Many Colors", on NBC.
Plus, the ladies discuss the Standing Rock, North Dakota pipeline protests.
You can continue to watch Miley Cyrus coach her team on The Voice every Monday and Tuesday at 8pm ET on NBC. Do you buy her a gift? But remember the first time we saw the "Wrecking Ball" singer perform the song in her backyard in 2012?
On Tuesday night's episode of The Voice, we sadly had to say goodbye to a couple more contestants as the final eight were revealed - but not before an AH-Mazingly star-studded performance! But Parton kept her head held high during the performance and made it one of her best.
"It brought me back to the Blind Audition", Cuevas said, adding that he showed the heart he has in his emotional performance last night. Next we hear Josh Gallagher from Team Adam sing Tim McGraw's "Real Good Man". His performance last night was overall stronger, but Allsup delivered a strong, gritty vocal tonight.
Aaron Gibson sings "Don't Think Twice, It's Alright", attempting to still be a part of Team Miley.
The instant save via America's votes is for Aaron Gibson, allowing him to stay in the competition and perform in the semifinals for season 11.