Katy Perry

By Radar Staff They're hot then they're cold, they're yes then they're no... Pop princess Katy Perry's on-again, off-again romance with seductive singer John

By Radar Staff Kate Hudson dazzled in a clingy, cleavage-baring red gown at the amfAR Inspiration Gala at Milk Studios in Los Angeles Thursday night, and we've

By Radar Staff Fresh from a break-up from ladies' man John Mayer, Katy Perry has now been snubbed by a former flame, RadarOnline.com is exclusively

By Radar Staff Although she’s reportedly back with Robert Pattinson, Kristen Stewart took her  father John as her “date” to Sunday's Florence and the Machine

By Radar Staff Katy Perry may as well have been singing about John Mayer when she sang “You change your mind like a girl changes clothes.”Pop music’s hottest

By Leah Ornstein - Radar Features Editor What Hollywood stars were nap happy and generous about sharing their personal photos on social media this week? From

By Radar Staff Just because they have access to the top dermatologists and most expensive skincare lines, doesn’t mean that Hollywood stars are immune to acne!

By Radar Staff Don’t believe the gossip! Rumor has it that these Hollywood stars went under the knife and altered their beautiful faces and hot bodies, but they

By Alexis Tereszcuk - Radar Entertainment Editor Actor Johnny Lewis was found dead outside a Los Angeles home in a bizarre double death scene on Wednesday, and

By Alexis Tereszcuk - Radar Entertainment Editor Russell Brand and Katy Perry have both moved on from their short lived marriage, but he’s talking more about

By Jon Boon - Radar Reporter Katy Perry has fallen head-over-heels for John Mayer, but as far as her friends and family are concerned the relationship is headed

By Leah Ornstein - Radar Features Editor Who were the most snap-happy celebrities this week – for better or for worse? From inside of the privacy of their homes

By Radar Staff Stars love sharing their personal photos on social media, but sometimes they cross the line! They may shell out massive wads of cash to hire the

By Radar Staff Hollywood stars are used to being recognized on the streets], but some of them are actually recognized as other celebrities! From chart-topping

By Leah Ornstein - Radar Features Editor Who was dressed to rock and shock?From the red carpet of the hottest events like the MTV Video Music Awards and the

By Radar Staff Pippa Middleton Attends The 2012 U.S. Open Tennis Championships In Queens, New YorkPrince Harry Returns To AfghanistanAmber Rose Shows Off Baby

By Radar Staff Katy Perry and John Mayer left no doubt that they are going for round two of dating, Thursday night as the couple left swanky Madeo restaurant in

By Leah Ornstein - Radar Features Editor Talk about a rockin’ afternoon! Music’s hottest acts hit the red carpet of the 2012 MTV Video Music Awards on Thursday

By Leah Ornstein - Radar Features Editor Who has gone down in the MTV Video Music Awards fashion hall of fame and shame? Before the red carpet is flooded with

By Amber Goodhand - Radar News Editor Katy Perry and John Mayer reunited on Tuesday night for dinner at the Little Door restaurant in Los Angeles, and

By Radar Staff Say cheese! Hollywood’s hottest stars aren’t always ready for the flashbulbs to go off, getting snapped making fantastically funny and

By Leah Ornstein - Radar Features Editor Hollywood stars are their own, personal paparazzi!From the steamiest beaches around the world to the privacy of their

By Jon Boon - Radar Reporter Russell Brand fell for "Ginger Spice" Geri Halliwell when he discovered she is sober just like him, RadarOnline.com exclusively

By Radar Staff It’s not everyday that someone turns down a $20 million paycheck, but Katy Perry has reportedly done just that. The Wide Awake singer has

By Jon Boon - Radar Reporter Katy Perry is wishing she never fell for John Mayer’s charms and she’s embarrassed that the lusty lothario used and abused her,

By Radar Staff Hollywood’s stars have been getting hot and heavy this season, with their scorching hot summer romances! From the sexiest singers and big screen

By Radar Staff John Mayer, the lusty lothario has struck again, this time breaking the heart of Katy Perry, after just weeks of dating, RadarOnline.com is

By Radar Staff Hollywood’s hottest stars have been getting hot and heavy this summer! From the sexiest singers and big screen bombshells to reality stars and

By Radar Staff Ellen DeGeneres and Portia de Rossi celebrated their fourth wedding anniversary Saturday with dozens of their closest friends.The couple, who wed

By Jon Boon - Radar Reporter Katy Perry fell for John Mayer’s charms after the legendary ladies’ man convinced her he’s a changed man, RadarOnline.com is

By Radar Staff Katy Perry and John Mayer may be staying mum on their new romance but we keep seeing the singing duo out on dates around Hollywood so the

By Radar Staff Katy Perry and John Mayer are taking their relationship public and at a friend’s pool party put on some major PDA and were “all over each other.”

By Leah Ornstein - Radar Features Editor Who showed off winning and sinning style this week?From the red carpet of the hottest movie premieres andevents to the

By Radar Staff The Duke And Duchess Hug It Out.John Mayer Is Seen Leaving Chateau Marmont With Katy Perry In West Hollywood.Madonna, Boyfriend Brahim Zaibat And

By Radar Staff Shocking real-life footage of Russell Brand smoking heroin is part of a new documentary detailing his drug addiction.The British lothario has

By Jon Boon - Radar Reporter They may have been pictured leaving the Chateau Marmont together late Wednesday night, but don’t be fooled into thinking Katy Perry

By Radar Staff Katy Perry and John Mayer left the Hollywood hotspot Chateau Marmont Wednesday night, sparking speculation of a superstar summer romance brewing,

By Leah Ornstein - Radar Features Editor Before stars hit the red carpet of the 2012 Teen Choice Awards on Sunday, RadarOnline.com is bringing you a fashion

By Neil Woulfe - Radar Senior News Director Told ya so!Two days after RadarOnline.com was first to report that Russell Brand was dating former CAA talent agent

By Radar Staff Everyone wants to know about Russell Brand’s love life now that he’s divorced from Katy Perry, but Jimmy Kimmel gave the British funnyman a

By Radar Staff Russell Brand has a new lady-friend – and she’s no stranger to dating celebrities! The comedian, whose divorce from pop singer Katy Perry was

By Amber Goodhand - Radar News Editor Katy Perry and Russell Brand finalized their divorce on Monday, RadarOnline.com has learned.The marriage is officially

By Radar Staff Before Katy Perry was Katy Perry, she was Katy Hudson. And we've unearthed this decade-old video of the Firework singer when she was just a

By Radar Staff Katy Perry's Part of Me arrived at the box office with a thud.The musical documentary is expected to take in $7.1 million in its opening

By Leah Ornstein - Radar Features Editor Who were the style winners and sinners this week?From the red carpet of Paris Couture Fashion Week and the BET Awards

By Radar Staff She promised she’d share every part of life in her documentary film, for good or for bad.And Katy Perry stayed true to her word by allowing the

By Radar Staff Hilary Duff shows off her post-pregnancy bikini bod!Paris Hilton and her friends get in a scuffle with a paparazzo.Real Housewives Taylor

By Leah Ornstein - Radar Features Editor What stars showed off winning and sinning style sense this week?From the red carpet to the streets, Hollywood’s hottest

By Leah Ornstein - Radar Features Editor Hollywood’s hottest stars are copycats! With all the designer duds and the top stylists in the world at their

By Radar Staff Lights, camera, action! Katy Perry, who's getting her feet wet in the world of film with her new 3D documentary Katy Perry: Part of Me, put a new