Check out a sneak peek of Katy Perry
's "Teenage Dream" video. Watch the California girl cruise in a convertible in her home town of Santa Barbara and head to the ultimate beach party. Tune in to the full MTV premiere on Tuesday, August 10th.
Katy's new album Teenage Dream
is due out on August 24th. To celebrate she will be headlining a brand new "Live on Letterman" webcast at 8pm ET/5pm PT ...