Millie Bobby Brown named UNICEF Goodwill Ambassador

Rihanna Nips Out While Katy Perry Dons Chest-Baring Gown at the Grammys

Katy Perry Wows in Green Gown Split to the Thigh

Katy Perry Swaps Glamorous Gown For a Pop Corn Dress and Film Reel Bra

Glamorous Selena Gomez Stuns With Katy Perry at the Unicef Ball

Emma Watson Named UN Goodwill Ambassador

Stars Shine at the UNICEF Snowflake Ball in New York

SNTV - Falling for Katy Perry

Katy Perry Banned from China

Katy Perry Pees in Buckets

Katy Perry Splits With DJ Diplo

Is Katy Perry Now Dating Diplo?

SNTV - Katy Perry a teenage dream

Katy Perry Starting Her Own Record Label

Katy Perry Lists Her Pet Peeves

Katy Perry slams Meghan Markle's wedding dress

Katy Perry and Ryan Phillippe Spotted Flirting

Dude, Katy Perry Looks Like Justin Bieber Now

Katy Perry Presents Minnie Mouse With Hollywood Star

Celebrity Bytes: Cheryl Cole's Early Birthday Present For Katy Perry

UNCUT | UNICEF GOODWILL AMBASSADOR Kareena Kapoor Khan At 3RD Edition Of RADIO4CHILD Awards

Katy Perry appointed UNICEF Goodwill Ambassador

Mark Hamill 'Treated Like Family' By Star Wars Fans

Lamar Odom Would Still Date Khloe Kardashian

Jussie Smollett Was Working On Plea Deal Before Alleged Hoax Charges Were Dropped

Taylor Swift Adds Katy Perry's Song To Her Music Playlist

Millie Bobby Brown Knows Stranger Things Ending

Katy Perry Ditches World Tours To Focus On Releasing Music

Orlando Bloom thinks Katy Perry is 'very supportive' of his career choices

Orlando Bloom ne connaissait pas les chansons de Katy Perry avant leur rencontre

American Idol_ Katy Perry REACTS to Nearly LOSING HER TOP on Live TV (Exclusive)

Katy Perry REVEALS Who She Wants to Replace Her on 'American Idol' _ E! News

Katy Perry's next album will be filled with 'pure joy'

PHOTOS Katy Perry Épaules dénudées et coiffure futuriste, elle s'affiche très amoureuse face à Kim