PHOTOS: Katy Perry Delivers Pop Spectacle In San JosePHOTOS: Pop star Katy Perry played songs from her latest album 'Witness' at the SAP Center in San Jose with Canadian electronic duo Purity Ring opening the show.
Watch Katy Perry Crash a Wedding Reception via Social Media"We were just looking for an after party," the pop star quipped on Snapchat.
Katy Perry Helps Fan Propose OnstagePerry made the most of National Coming Out Day (Oct. 11) by welcoming two women onstage during a New York concert for a romantic (and very public) marriage proposal.
Katy Perry's 96 Hour Live Stream Gets Documentary Treatment'Katy Perry: Will You Be My Witness?' is a full-length feature that collects highlights from her surprise 4-day live stream on YouTube.
Katy Perry Is Getting Her Own TV Channel For Her 'Witness' Tour“It means a lot to me for all of my fans, no matter what their situation, to feel like they can come along for the ride.”
Katy Perry Says Witness Tour Is 'Sexy, Intelligent and Fun'"Making eye contact, touching hands, and singing the songs with the audience is one of the most rewarding experiences for me," she said.
Katy Perry Postpones 'Witness' Tour, Cites 'Unavoidable Production Delays'"I’ll be spending the next few weeks taking the time to properly prepare the show to be an experience I am proud to share with you."
Katy Perry Is Giving Away Concert Tickets To Boys & Girls Club VolunteersKatyCats that actually volunteer their time at a Boys or Girls club are entered to win VIP tickets to the tour.
Katy Perry To Host MTV Video Music AwardsPerry has been eating astronaut ice cream to get ready.
John Mayer Responds to Katy Perry's Sex RankingIn regards to bedroom skills, Perry ranked Mayer for the top spot.
10 Great Musician Selfies for National Selfie DayVIDEO: Happy National Selfie Day everyone!
Katy Perry Breaks 100 Million Twitter Followers MarkOn Friday, the "Swish Swish" singer crossed over the 100 million follower mark on Twitter...

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