Entertainment Music Country Music Kelly Clarkson Performs Touching Cover of Miley Cyrus' Hit 'Used to Be Young' for Kellyoke — Watch! "Kelly could sing the alphabet and it would still make me stop and listen," commented one viewer on a YouTube clip of Clarkson's performance By Jack Irvin Jack Irvin Jack Irvin has over five years of experience working in digital journalism, and he’s worked at PEOPLE since 2022. Jack started in the industry with internships at Rolling Stone and Entertainment Tonight, and he worked as a freelance writer for publications including Bustle, MTV News, Shondaland, L’Officiel USA, Ladygunn, Flood and PopCrush before joining PEOPLE. In his current role, Jack covers daily music news and has interviewed both up-and-coming and established artists including Dolly Parton, Michelle Branch, Ashanti, Cyndi Lauper, Normani, Carly Rae Jepsen and Coco Jones. People Editorial Guidelines Published on January 11, 2024 11:45AM EST Kelly Clarkson is feeling nostalgic. On Wednesday's episode of The Kelly Clarkson Show, the pop superstar performed a touching cover of Miley Cyrus' hit "Used to Be Young" during the Kellyoke segment, flexing her powerhouse vocals over the ballad's reflective lyrics. "I know I used to be crazy / I know I used to be fun / You say I used to be wild / I say I used to be young," sang Clarkson, 41, while sporting a simple gray sweater, black leather skirt and black heels. Kelly Clarkson. The Kelly Clarkson Show/Youtube In the comments section of the clip on YouTube, both longtime and new fans complimented the American Idol alum's strong vocal performance. "Kelly could sing the alphabet and it would still make me stop and listen. I’ve become a seriously big Kelly fan recently. I spend my days listening to playlists of her covers. She is just stunning," wrote one YouTube user. "She’s so in control of her instrument and hits every note so perfectly. Love her," commented another fan. Kelly Clarkson in New Jersey in October 2023. Astrid Stawiarz/Getty Images This week, Clarkson has performed the Frasier theme song with Kelsey Grammer as well as The Bangles' "Eternal Flame" for the NBC talk show's Kellyoke segments. Cyrus, 31, released "Used to Be Young" in August 2023, a decade after she dropped her No. 1 hit "Wrecking Ball" and delivered a controversial performance at the MTV VMAs with Robin Thicke. In the song's lyrics, she looks back on her partying days and reflects on how she's changed with time. Never miss a story — sign up for PEOPLE's free daily newsletter to stay up-to-date on the best of what PEOPLE has to offer, from celebrity news to compelling human interest stories. Clarkson isn't the only celebrity who's connected with "Used to Be Young." Last week, Diane Keaton celebrated her 78th birthday by sharing a video of herself performing the song to Instagram. “TO MY FAVORITE ARTIST OF 2023… I TRIED!” Keaton said in her caption. “@mileycyrus, YOU ARE A GENIUS!” The First Wives Club actress' video immediately caught Cyrus' attention. “I love you so much,” the "Flowers" singer replied alongside a red heart emoji. Diane Keaton Sings Miley Cyrus' 'Used to Be Young' Ahead of Her 78th Birthday Miley Cyrus; Diane Keaton. Arturo Holmes/Getty, Charley Gallay/Getty Keaton's video marked her second using "Used to Be Young," as she shared a slideshow of photos from her younger years soundtracked by the single shortly after its release. Cyrus responded to the post with a thoughtful comment at the time. “I appreciate you deeply,” she wrote. “This is so moving and exactly why I made this song. I said throughout the journey of writing it over the last 18 months, ‘All I want is Diane Keaton to dance to it’ and this is even more magical. I love you. Thank you.”