Katy Perry - Peacock (Live on Letterman)

"Katy Perry - Peacock (Live on Letterman)" Buy 'Teenage Dream' on iTunes: http://bit.ly/kpTDdelEX Music video by Katy Perry performing Peacock (Live on Letterman). © CBS Interactive Music Group, a division of CBS Radio, Inc.

• 2011-01-06T22:01:28+00:00
• Duration: 04:01

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Katy Perry, Peacock, video, official, music, live, Letterman, teenage dream, itunes, performing, CBS, radio