POPSUGAR Celebrity Katy Perry Slide Picture of Katy Perry at Radio One in London Air Time by Celebrity 6/24/10 0 Shares Like us on Facebook Sign up for our daily newsletter > Katy Perry headed into Radio One studios in London on Thursday. Image Source: Bauer-Griffin Online Read More Katy PerryHot Katy Perry Katy Perry Steps Out in NYC During Taylor Swift's Big VMAs Weekend Look Back at All of Last Year's Memorable Celebrity Halloween Costumes! The 36 Best Celebrity Halloween Costumes, Ever Stars Love Disneyland as Much as You Do! POPSUGAR, the #1 independent media and technology company for women. Where more than 75 million women go for original, inspirational content that feeds their passions and interests. Be in the Know With OurCelebrity and Entertainment Newsletter Personalize Young Hollywood TV A-Listers Movies Sign up with facebook or By signing up, I agree to the Terms and to receive emails from POPSUGAR.