Kelly Clarkson performed Billie Eilish's hit "Birds of a Feather" for the Kellyoke segment of her NBC talk show on Jan. 29.

Kelly Clarkson appeared on a season 5 episode of this fan-favorite drama — and now she's apologizing to the cast and crew.

Kelly Clarkson and Billie Eilish are musical “Birds of a Feather.” ...

See Kelly Clarkson and Keke Palmer's surprise "No Scrubs" set. After a close race, the last question of Pop Pop Quiz was ...

Kelly Clarkson's immense talent hasn't always bled into her fashion choices. There have been times she's worn outfits that ...

Meghan Trainor exclusively reveals to PEOPLE that Kelly Clarkson gave her some "great" mom advice before she hit the road for ...

The American Idol alum unveiled her latest cover selection during the Wednesday, Jan. 29, episode of The Kelly Clarkson Show. Clarkson took the stage of her popular NBC daytime talk show wearing ...

Kelly Clarkson has something to say about her appearance on The Rookie: She's sorry. During a recent fan Q&A Clarkson hosted on her Kelly Clarkson Show YouTube channel, one person asked the three ...

Kelly Clarkson and Keke Palmer definitely are no scrubs when it comes to covering a classic hit. The duo spontaneously busted out a version of the 1999 TLC smash “No Scrubs” when Palmer ...

The list of people Kelly Clarkson has sung with has grown to include someone from the TODAY family. On the Jan. 28 episode of “The Kelly Clarkson Show,” the pop icon sang part of Dolly Parton ...