Katy Perry is re-releasing her 2009 acoustic EP, 'Live At MTV Unplugged,' on lavender-colored vinyl later this year.

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

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

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

Music. Shania Twain's drama with the abuse she suffered as a child Music. Rapper Jay-Z sues woman who accused him of rape and her lawyers Katy Perry is facing an uphill battle with her upcoming ...

Katy Perry will be supported ... forces on a rendition of Perry’s 2011 hit 'Last Friday Night (T.G.I.F.)' – 14 years after Black made a cameo in the music video. Perry proposed to Black ...