katy perry

Entertainment

Katy Perry Breaks Out Of Pop Pact With Fifth No. 1 Single

Entertainment

Rihanna: 'There's a pack. It's me, Gaga, Katy Perry, Beyonce'

Entertainment

Amy Winehouse Death Hits Close To Home For Katy Perry

Entertainment

Russell Brand Mourns Amy Winehouse Genius In Open Letter

Entertainment

Katy Perry Dominates MTV VMA's With 9 Nominations

Entertainment

Jennifer Lopez Admires But Won't Copy Lady Gaga's Style

Entertainment

Katy Perry Sexes Up Rolling Stone Cover