Billboard Cover: -The Biggest Event of My Career- (GALLERY)
CLICK HERE TO WATCH THE PHOTOSHOOT GALLERY If Katy is nervous, she doesn't show. She's already 108 shows deep into the Prismatic World...
Check out the COMPLETE interview for ESPN | GALLERY
CLICK HERE TO VIEW THE GALLERY WHEN INTERNATIONAL POP sensation Katy learned she'd be photo-
sessioning with Texans defensive end J.J....
