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

My S.O. will probably tell you that I randomly belt out, "Baby you're a firework" several times a day because I can't get ...

Memes erupt with Katy Perry's announcement. Because she's bringing Rebecca Black on her tour, KatyCats can't help but poke ...

Katy Perry has teamed up with Rebecca Black for Perry's Lifetimes tour. Black, who appeared in Perry's 2011 video for Last ...

Katy Perry’s 2011 song "Last Friday Night (T.G.I.F)" from her third studio album, Teenage Dream, has debuted on US Spotify.

From one girl boss to another! Carrie Underwood made her debut as Katy Perry‘s replacement on American Idol during the Season ...

Katy Perry's 2010 hit 'California Gurls' has joined the Spotify Billions Club after reaching one billion streams on the ...

As always, the internet didn't hold back when it came to Perry's out-of-this-world announcement. From skeptical digs at her ...

Katy Perry is reportedly leaning on Taylor Swift for advice as she struggles with low ticket sales for her upcoming Lifetimes ...

Carrie Underwood, who won 'American Idol' in 2005, joined the Season 23 judging panel as a replacement for Katy Perry ...