Katy Perry triumphs during concert at Chase Center, despite technical difficulties and overblown stage production.

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It was all noise, flash, lightsabre battles, dancing and insistent beats, with Perry supplying upbeat messages in between ...

Katy Perry brought her Lifetimes Tour to PHX Arena on July 12. It was a sci-fi fever dream with "Roar," "Firework," "I Kissed a Girl" and more hits.

Katy Perry cannot catch a break, literally. While performing on stage, the singer found herself stuck mid-air inside a giant inflatable ball, unable to get down as her crew scrambled to help.

Katy Perry's butterfly prop malfunctioned during her San Francisco concert at Chase Center, nearly sending the pop star ...

Katy Perry brought her Lifetimes Tour to PHX Arena on July 12. It was a sci-fi fever dream with "Roar," "Firework," "I Kissed a Girl" and more hits.

Katy Perry and Orlando Bloom reportedly plan to break up after the “Firework” singer finishes her current “Lifetimes” tour later this year. “It’s over,” a source told Page Six on ...

Pop star Katy Perry brings the Lifetimes tour to Rogers Arena in Vancouver on July 22.