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Get "Birthday" from Katy Perry's 'PRISM': http://katy.to/PRISM
WITNESS: The Tour tickets available now! https://www.katyperry.com/tour
Lyric video for Katy Perry’s “Birthday” from ‘PRISM’ produced by Mandy Sellick and directed by Aya Tanimura.
Follow Katy:
http://www.katyperry.com
http://youtube.com/katyperry
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Music video by Katy Perry performing Birthday. (C) 2014 Capitol Records, LLC
