- Pop singer Katy Perry performs Teenage Dream in a live performance on The Late Show with David Letterman. © CBS Interactive Music Group, a division of CBS Radio, Inc.
- Tags: Katy, Perry, Teenage, Dream, live, performance, late, show, David, Letterman, pop
- Views: (5995) Duration: (00:04:19) Category: Music Uploaded: 08-29-10
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