April Fools Quiz: Are These Headlines Real or Fake?
Rihanna Pranks Jimmy Kimmel by Blasting New Song in His Bedroom at 1 a.m.
Taylor Swift Dyes Tips of Her Blonde Hair Mermaid Blue: Photo
Ginger, Sporty, Scary, and Baby Announce Spice Girls Spin-Off Group, Viva 4Ever
Did Katy Perry Really Cut Her Hair to Look Like Kris Jenner? See the Photo
10 Best Celebrity Fangirl Moments at the MTV VMAs: Photos
Miley Cyrus, Ariana Grande, More Win Big at VMAs: Complete List
Katy Perry, Riff Raff Pull a Britney and Justin at VMAs
Celebrate Throwback Thursday With 20 Songs You Probably Forgot About
Katy Perry Wants to Record an Acoustic Album Soon
Katy Perry’s ‘Dark Horse’ Soothes Fussy Baby: Video
Katy Perry Drops Trippy ‘This Is How We Do’ Music Video: Watch
Katy Perry, Shakira Top YouTube’s Most Popular Videos of 2014
Katy Perry Drops Lyric Video for Next Single, ‘This Is How We Do’
Top 5 Hair Trends This Summer
Best of the Bobs: Top 25 Short Hairstyles
15 Instagrams of The Cutest Celebrity Pets
One Directions’s Niall Horan Takes the Best Celebrity Selfies
Katy Perry Starts Her Own Record Label: Who Did She Sign First?
Katy Perry, Kacey Musgraves Duet on ‘Teenage Dream,’ ‘Roar’
5 Things You Don’t Know About Tove Lo
Ellen DeGeneres ‘Sings’ Katy Perry’s ‘Birthday’
Katy Perry Graces 62 Covers of ‘Cosmo’ for First-Ever Global Issue
Check out Katy Perry as ‘Cupcake Queen’ for National Portrait Gallery
Katy Perry and Madonna Get Eyes Popping in Sexy ‘V’ Shoot
Iggy Azalea on How She Got Katy Perry to Give Her ‘Black Widow’
Katy Perry, Lorde, Robin Thicke, More Win at 2014 BBMAs
Did Lady Gaga Just Tweet Shade About Katy Perry?
Check out First Night of Katy Perry’s ‘Prismatic’ Tour: 15 Photos