Katy Perry | Biography, Songs, & Facts | Britannica
Katy Perry's 10 Best (and Worst) Songs | Glamour
Katy Perry on 'crazy' first weeks with daughter Daisy Dove
Katy Perry - Witness - Amazon.com Music
Who are Katy Perry's songs about | Glamour UK
American Idol's Katy Perry Shares Her Diet, Workout Routine
American Idol' Alum 'Still Traumatized' by Katy Perry Critique
Katy Perry's mid-concert eye 'glitch' sends fans into a frenzy
Has Katy Perry Fallen Off? – The Wrangler
Katy Perry Shares Her Skincare Routine For Glowing Skin
Album Review: Katy Perry's 'Smile' - The New York Times
Katy Perry - Wikipedia
Katy Perry, Luke Bryan Announce Summer Dates for Las Vegas Residencies – Rolling Stone
I created this character called Katy Perry. I didn't want to be Katheryn Hudson. It was too scary' | Katy Perry | The Guardian
Katy Perry Before and After: From 2000 to 2021 - The Skincare Edit
Katy Perry | Official Site
Katy Perry - YouTube
What Happened to Katy Perry's Career? - The Observer
