The video for Katy's new single Birthday. The clip shows us several different sides of the star.
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In a teaser for her upcoming 'Birthday' music video, Katy Perry has pulled out all the stops-and all the wigs- to become some of the World's Worst Birthday Party Entertainers!
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Katy Perry causes a car accident in hilarious 'Birthday' music video teaser!
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Katy Perry reveals on Jimmy Kimmel Live that she shot her new music video in disguise.
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Katy on the late night talk show. She makes a surprising confession to a fan.
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Katy Perry and Robert Pattinson dating rumors have surfaced again, after the two were seen getting close at Coachella.
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Miley Cyrus and Katy Perry make out in concert. This is pretty much the best moment.
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Katy Perry's official music video for "Dark Horse" featuring Juicy J. What do you think of it?
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Katy Perry Biography

Katy Perry, Blonde Hair Photo
Katy Perry kissed a girl and she liked it, ladies and gentlemen. Or at least she wrote a song with those lyrics. The Californa... More »
Born
Birthplace
Santa Barbara, California
Full Name
Katheryn Elizabeth Hudson