Album Review: Katy Perry's 'Smile' - The New York Times
Katy Perry - This Is How We Do (Official) - YouTube
Watch Katy Perry's pop-art video for 'This Is How We Do' | EW.com
New Katy Perry Song 'When I'm Gone' With Alesso: LISTEN
MUSIC.COM - Happy Birthday to Katy Perry! Today we celebrate this pop icon's 37th birthday! . . . . #KatyPerry #Birthday #Pop #PopMusic #music #MusicHistory #PopIcon | Facebook
Katy Perry launches record label through Capitol | wtsp.com
Katy Perry: albums, songs, playlists | Listen on Deezer
Katy Perry - Wikipedia
Katy Perry Quitting Music: The Singer Sets The Record Straight
Katy Perry Prevails as Judge Erases 'Dark Horse' Decision - The New York Times
What Katy Perry's No. 1 Album Says About the State of Pop Music
Katy Perry and the End of Pop - The Atlantic
Which pop icon is your favorite: Lady Gaga or Katy Perry? | The Tylt
Can Miley Cyrus, Katy Perry still compete with new music?
Katy Perry Says "Where We Started" Duet Is "So Special" & Teases What's Next With Thomas Rhett - Music Mayhem Magazine
RSFans' Favorite Katy Perry Music Videos – Rolling Stone
Katy Perry: Witness the Tour at American Airlines Arena Miami December 20 | Miami New Times
Katy Perry - Wikipedia
Katy Perry: Tears of a pop star
Katy Perry returns to pure pop in new album 'Smile' - Daily Trojan
List of awards and nominations received by Katy Perry - Wikipedia
Katy Perry 29th Annual ASCAP Pop Music Awards held at Renaissance Hollywood Hotel Hollywood California - 18.04.12 Stock Photo - Alamy
Katy Perry Prismatic World Tour 2014 Review
Katy Perry's 'Dark Horse' didn't copy Christian rap, judge rules in overturning $2.8M verdict
