Katy Perry: Happy California Gurl!
Katy Perry sports a HAPPY t-shirt as she leaves ITV studios and signs autographs from her sunroof in London, England on Thursday (September 2).
The 25-year-old Teenage Dream also made an appearance at the Radio One Studios in London on Thursday.
If you haven’t seen it yet, check out Katy‘s new commercial for German TV channel ProSieben’s “Star Force” where she sings “Teenage Dream”!
10+ pictures inside of Katy Perry, the happy California Gurl…