1. Katy Perry, Vogue

    Katy Perry's Extreme Vogue Diet: Singer Reveals Supplement-Heavy, Alcohol-free Regimen

    Mon., Jul. 29, 2013 10:12 AM PDT
  2. Katy Perry

    Katy Perry Talks Grandma's Blingtastic Clothes at Smurfs 2 Premiere—Watch Now!

    Sun., Jul. 28, 2013 5:44 PM PDT
  3. Britney Spears, Katy Perry

    Exclusive: Britney Spears & Katy Perry's Secret Collaboration Revealed!

    Sun., Jul. 28, 2013 12:49 PM PDT
  4. Katy Perry, Perfume

    Katy Perry Shares First Look at Killer Queen Fragrance Ad—See the Sexy Pic!

    Fri., Jul. 26, 2013 12:50 PM PDT
  5. John Mayer, Katy Perry

    Katy Perry and John Mayer Get Cozy After Dinner Date—See the Pic!

    Wed., Jul. 24, 2013 4:22 PM PDT
  6. Katy Perry, Austin Powers

    Katy Perry Celebrates The Royal Baby's Arrival in an Austin Powers Ensemble

    Tue., Jul. 23, 2013 1:00 PM PDT
  7. Katy Perry, John Mayer, Twitter

    John Mayer Buys Guitar for Fan: See Her Overjoyed Reaction!

    Tue., Jul. 09, 2013 5:16 PM PDT
  8. Amanda Bynes, Court

    Amanda Bynes vs. Hollywood: Who Rocked the Blue-Green Wig Best?

    Tue., Jul. 09, 2013 11:22 AM PDT
  9. John Mayer, Katy Perry

    John Mayer Proclaims His Love for Katy Perry During Concert

    Sun., Jul. 07, 2013 3:51 PM PDT
  10. Katy Perry, John Mayer, Instragram

    Katy Perry Cuddles Up to John Mayer—See the Pic!

    Fri., Jul. 05, 2013 9:38 AM PDT
  11. Barack Obama, Justin Bieber

    Justin Bieber, Beyoncé, Katy Perry and More Stars Who've Met the President—See the Photos!

    Thu., Jul. 04, 2013 6:00 PM PDT
  12. Meryl Streep, Jamie Lee Curtis, Katy Perry

    Fourth of July Fashion: See Katy Perry, Meryl Streep and More Stars Decked Out in Red, White and Blue

    Thu., Jul. 04, 2013 10:00 AM PDT
  13. John Mayer, Katy Perry

    Katy Perry and John Mayer "Very Lovey-Dovey" on Glam NYC Date Night

    Tue., Jun. 25, 2013 8:58 AM PDT
  14. Katy Perry, John Mayer

    Katy Perry and John Mayer's Romantic Date Night in NYC: "They Were Very Cute and Cuddly," Says Source

    Mon., Jun. 24, 2013 12:48 PM PDT
  15. Katy Perry, Russell Brand, Minnie Driver, Matt Damon

    Bad Celeb Breakup Etiquette: Russell Brand, Joe Jonas, Matt Damon and More!

    Wed., Jun. 19, 2013 5:00 AM PDT
  16. Katy Perry, Vogue

    Katy Perry Stuns in First Vogue Cover—See the Pic!

    Tue., Jun. 18, 2013 10:50 AM PDT
  17. Taylor Swift, John Mayer

    Is John Mayer's "Paper Doll" About Taylor Swift? Check It Out!

    Tue., Jun. 18, 2013 10:35 AM PDT
  18. Katy Perry, Vogue

    Katy Perry: Russell Brand Divorced Me Via Text, I'm Still Madly in Love With John Mayer

    Tue., Jun. 18, 2013 9:10 AM PDT
  19. Katy Perry, Vogue

    Katy Perry Goes Makeup-Free and Talks Dyeing Hair Black in Vogue Video—Watch Now!

    Mon., Jun. 17, 2013 12:33 PM PDT
  20. Katy Perry, Vogue

    Exclusive: Katy Perry Goes Glam for Vogue

    Sun., Jun. 16, 2013 10:27 AM PDT
  21. Katy Perry

    Happy Flag Day! See Miley Cyrus, Katy Perry and More Get Patriotic

    Fri., Jun. 14, 2013 11:00 AM PDT
  22. Katy Perry

    Katy Perry Wears Sexy Bodysuit, Teams With Wig-Wearing Cats for Popchips Video—Watch!

    Wed., Jun. 12, 2013 2:16 PM PDT
  23. Katy Perry

    Katy Perry Dresses to Cast a Spell at Björk Concert

    Mon., Jun. 10, 2013 12:18 PM PDT
  24. Russell Brand

    Russell Brand: I Would Get Married Again

    Mon., Jun. 10, 2013 9:25 AM PDT
  25. Adam Levine, Katy Perry

    Katy Perry and Adam Levine Spotted at Same Recording Studio

    Thu., Jun. 06, 2013 4:49 PM PDT