Updated: Aug. 27, 2010 at 3:45 PM
Katy Perry performs on NBC Today Show (16 images)
Katy Perry performs on the NBC Today Show at Rockefeller Center in New York City on August 27, 2010. UPI/John Angelillo
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Katy Perry performs on the NBC Today Show at Rockefeller Center in New York City on August 27, 2010. UPI/John Angelillo
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Katy Perry performs on the NBC Today Show at Rockefeller Center in New York City on August 27, 2010. UPI/John Angelillo
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Katy Perry performs on the NBC Today Show at Rockefeller Center in New York City on August 27, 2010. UPI/John Angelillo
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Katy Perry performs on the NBC Today Show at Rockefeller Center in New York City on August 27, 2010. UPI/John Angelillo
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Katy Perry performs on the NBC Today Show at Rockefeller Center in New York City on August 27, 2010. UPI/John Angelillo
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Katy Perry performs on the NBC Today Show at Rockefeller Center in New York City on August 27, 2010. UPI/John Angelillo
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Katy Perry performs on the NBC Today Show at Rockefeller Center in New York City on August 27, 2010. UPI/John Angelillo
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