Katy Perry

Katy Perry - Wikipedia

Katy Perry reveals she is leaving American Idol after upcoming season - CBS News

Katy Perry - Songs, Albums & Age

Katy Perry Performs Roar During Coronation Concert

Katy Perry tops Taylor Swift on Forbes list of highest-earning women in music

Album Review: Katy Perry's 'Smile' - The New York Times

Katy Perry, Disney Wiki

10 Fun Facts About Katy Perry - Musey TV

Katy Perry Before She Was Famous