Katy Perry was a judge on ‘American Idol’ for seven years until she announced she was leaving the singing competition in ...

Carrie Underwood was the obvious pick to join the judging panel after Katy Perry's exit, according to 'American Idol ...

Katy Perry has reunited with Rebecca Black during a recent live show, and invited the singer to join her for the ‘Lifetimes’ tour.

Katy Perry has officially left 'American Idol' after seven seasons and has been replaced with Carrie Underwood. Fans want to know why.

Rebecca Black will be joining Katy Perry on her Lifetimes Tour starting from May, the singers have confirmed. It comes after ...

American Idol returned to ABC on Sunday for its 23rd season, with former champion Carrie Underwood joining the judging panel ...

Season 23 of "American Idol" premieres Sunday, March 9. "American Idol" Season 23 airs on Sunday, March 9, at 8 p.m. ET/PT and 7 p.m. MT. You can watch "American Idol" live on ABC15 in Arizona or on ...

American Idol fans tuned in Sunday night to watch the new series, but within minutes they admitted it wasn't the same.

Season 23 of “American Idol” is beginning with a homecoming of sorts. Katy Perry, who has served as a judge since the series ...

Katy Perry teamed up with Rebecca Black to perform 'Last Friday Night (T.G.I.F.)' and invited her on the Lifetimes Tour.

Fourteen years after ‘Friday’ video made her the target of cruel comments online, the O.C. native will play Honda Center and ...

Memes erupt with Katy Perry's announcement. Because she's bringing Rebecca Black on her tour, KatyCats can't help but poke fun at Rebecca Black, referencing her hit song, "Friday, ...