“American Idol” judge Carrie Underwood has surprised viewers with a callback to her time on the show in 2005.

There were enough hints dropped by American Idol regarding this nostalgic performance, but still, it took fans by surprise.

Carrie Underwood has come full circle since winning "American Idol" two decades ago. The singer has sold over 85 million ...

It's been 20 years since Carrie Underwood competed on American Idol and the country singer has finally decided to share some ...

Carrie Underwood’s return as an American Idol judge was considered a significant move for the singing competition show, but ...

Ryan Seacrest loudly took the names of judges Luke Bryan and Lionel Richie but appeared to leave out Carrie Underwood's name ...

It has been two decades since Carrie Underwood first appeared on the American Idol stage. However, this time, she has returned on the other side, as a judge instead of a contestant.

Carrie Underwood took a heartfelt trip down memory lane this week, opening up to fans about her journey on American Idol by ...

I stand behind her': Whoopi Goldberg defends Underwood singing at Trump inauguration 'American Idol ... Breanna Nix also made Carrie Underwood emotional during her audition This was not the ...

Carrie Underwood's decision to perform at Donald Trump's inauguration after remaining largely apolitical throughout her ...

This season of American Idol has been a celebration of Carrie Underwood's 20th anniversary since winning the singing competition. On Easter Sunday, the show featured performances of faith and ...