1. Miley Cyrus, Wrecking Ball

    Listen to the 25 Biggest Hits of 2013 in Just 5 Minutes

    Tue., Dec. 03, 2013 2:01 PM PST
  2. Katy Perry, UNICEF

    Katy Perry Appointed U.N. Goodwill Ambassador

    Tue., Dec. 03, 2013 1:51 PM PST
  3. John Mayer, Katy Perry, Who You Love

    Katy Perry & John Mayer Unveil "Who You Love" Cover Art—Take a Look!

    Mon., Dec. 02, 2013 7:30 PM PST
  4. Katy Perry, Santa Claus Killer Queen Perfume Ad

    Katy Perry and Justin Bieber Release Perfume Ads Just in Time for the Holidays—Watch the Videos!

    Tue., Nov. 26, 2013 1:25 PM PST
  5. Katy Perry, Cheerleader, Down Syndrome, AMAs

    Katy Perry Brings Cheerleader With Down Syndrome to 2013 AMAs

    Tue., Nov. 26, 2013 7:07 AM PST
  6. Katy Perry, American Music Awards

    Katy Perry's Stylist Explains Geisha-Inspired Outfit at AMAs: We Love Japan!

    Mon., Nov. 25, 2013 5:23 PM PST
  7. Katy Perry, 2013 American Music Awards Performances

    Katy Perry's Geisha-Inspired 2013 American Music Awards Performance Sparks "Racist" Controversy

    Mon., Nov. 25, 2013 12:33 PM PST
  8. Taylor Swift, American Music Awards

    Taylor Swift, Miley Cyrus and Katy Perry Pass the Fashion Police Test at the 2013 AMAs

    Mon., Nov. 25, 2013 12:21 PM PST
  9. Katy Perry, American Music Awards

    Katy Perry Flaunts Pretty Polka-Dot AMAs Manicure—Watch Now!

    Mon., Nov. 25, 2013 9:40 AM PST
  10. Katy Perry, American Music Awards

    Katy Perry Opens 2013 American Music Awards in Full Geisha Outfit—See the Pic!

    Sun., Nov. 24, 2013 6:54 PM PST
  11. Katy Perry, American Music Awards

    2013 American Music Awards: Katy Perry Talks Karaoke With Robert Pattinson, Why Twitter Can Be "Desperate"

    Sun., Nov. 24, 2013 4:10 PM PST
  12. Kanye West, Kim Kardashian, Ellen DeGeneres, Bound 2

    5 Biggest Stories of the Week: Kim Kardashian Is Naked in Kanye West's Music Video, Katy Perry in a Bikini

    Sat., Nov. 23, 2013 11:05 AM PST
  13. Katy Perry, John Mayer, NYC

    Katy Perry and John Mayer's NYC Date Nights—All the Details!

    Thu., Nov. 21, 2013 5:39 AM PST
  14. Katy Perry, Unconditionally Music Video

    Katy Perry's "Unconditionally" Music Video Is Unlike Anything She's Done Before

    Tue., Nov. 19, 2013 6:15 PM PST
  15. Katy Perry

    Bikini Shot of the Day: Katy Perry Heats Up Miami After Announcing World Tour

    Mon., Nov. 18, 2013 12:25 PM PST
  16. Katy Perry, Amsterdam

    Katy Perry Dresses Way Down, Goes Shopping in Amsterdam—See the Pic!

    Fri., Nov. 15, 2013 1:30 PM PST
  17. Katy Perry, Unconditionally Music Video

    Katy Perry Releases Preview of "Unconditionally" Music Video—Watch Now!

    Thu., Nov. 14, 2013 12:54 PM PST
  18. Katy Perry

    Katy Perry Takes Over Cover Girl's Instagram

    Wed., Nov. 13, 2013 5:30 PM PST
  19. Phillippines, Typhoon Haiyan, Katy Perry, David Beckham

    Philippines Typhoon Haiyan Aftermath: David Beckham, Katy Perry and Other Celebs Tweet Prayers, Relief Info

    Wed., Nov. 13, 2013 1:23 PM PST
  20. Katy Perry

    Katy Perry Sparks Engagement Rumors (Again) by Wearing a Diamond Ring on That Finger

    Mon., Nov. 11, 2013 3:54 AM PST
  21. Miley Cyrus

    2013 MTV EMAs: Miley Cyrus Twerks Her Way to Her First EMA, Robin Thicke Performs "Blurred Lines" With Iggy Azalea

    Sun., Nov. 10, 2013 3:26 PM PST
  22. Joss Whedon, Katy Perry

    Joss Whedon Goes on the Most Perfect Rant About Feminism, Calls Out Katy Perry in the Process

    Thu., Nov. 07, 2013 3:09 PM PST
  23. Katy Perry, John Mayer

    Katy Perry and John Mayer Headed Toward Engagement, "It's Inevitable"

    Wed., Nov. 06, 2013 1:48 PM PST
  24. Katy Perry, Twitter

    Katy Perry Poses With Geisha Girls in Japan, Hangs With a Giant Robot

    Wed., Nov. 06, 2013 6:15 AM PST
  25. Katy Perry

    Katy Perry's Prism Declared Potential Biohazard in Australia

    Tue., Nov. 05, 2013 1:47 PM PST