NOT SO SILENT NIGHT TICKETS ON-SALE NOW: 12/15 @ South Side Ballroom featuring Fall Out Boy, James Bay, And George Ezra

Watch Live On Letterman Concert Performances From Adele, Katy Perry, Taylor Swift, And Other GRAMMY Winners!

Katy Perry: Two Nominations: Record of the Year and Best Pop Performance (both for “Firework,” below).

For more videos of Katy Perry Live On Letterman, click here

blog comments powered by Disqus
Get Started Now App

Listen Live