There's still no word on judge Katy Perry's replacement for the show's eighth season on ABC.
"She says, 'I'm telling you, you need to replace me,'" the country star shared.
Nutsa Buzaladze will represent Georgia on one of the highest-rated television shows in the world.
Russell performed Lynn's signature 1970 classic during Monday night's episode of American Idol.
The May 5 episode's other theme is "Songs That Make Me Wanna Dance."
The top 7 was announced for the 22 season of "Idol."
Melinda Doolittle, Colton Dixon & Danny Gokey will musically honor the season 5 finalist on tonight’s live episode.
The trio will play one of the late singer's favorite songs by gospel group Mary Mary.
The Dallas, TX native turned “Believe” into a country number, and earned a standing ovation.
"I’m a singerrrr (and a mother, and a judge, and a…)," Perry captioned her video.
