Katy Perry's highly anticipated sophomore release, "Teenage Dream," is available today!
Katy will be celebrating with her Live on Letterman event tonight at 8 ET/5PT where she will be live streaming a concert from the Ed Sullivan Theater in NYC.
After watching the event online here, tune in to her appearance on the Late Show With David Letterman at 11:35/10:35C.
She'll also be rocking the outdoor stage at Rockefeller Plaza for The Today Show's Toyota Summer Concert Series on August 27th.
Grab your copy of "Teenage Dream" today on iTunes or Amazon for the ultimate soundtrack to summer!
Win Katy's New CD and Three Posters Here!
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