Reports have emerged that Katy Perry is avoiding Rihanna because she got back with her ex Chris Brown who brutally beat Rihanna up in 2009.

Singer Katy Perry is happy for her ex-husband Russell Brand has stayed sober for ten years.

Katy Perry and John Mayer aka John Player might be moving in together as they have been spotted house hunting. Their friends are saying the pair is set to move in a new rented pad around Christmas time.

Having dated John Mayer, Jennifer Aniston is in a better place to advice recently divorced Katy Perry about the heartbreaker that Mayer is.

Although her dress was a bit confusing to many, singer Katy Perry pledged her support for US president Barack Obama in a rubber dress in Las Vegas last night.

Katy Perry just celebrated her 28th birthday. She was definitely into the Halloween spirit and had fun in a vampire-themed birthday bash!

Katy Perry is definitely a fan of the president, Barrack Obama and there's no debate about it. The Wide Awake singer took to Twitter to profess her love for the president and show her patriotic side. She is definitely showing off her support for his re-election.

Katy is all glammed up in 1920s style for the City of Hope’s Gala in Los Angeles honoring Bob Pittman.

Katy Perry is pretty as a picture as she arrives at the BBC Maida Vale Studios on Sunday afternoon (March 18) in London, England.

Making the most of the Academy Awards festivities, Katy Perry was spotted hamming it up at the 20th Annual Elton John AIDS Foundation Academy Awards Viewing Party on Sunday night (February 26).

Tending to promotional duties for her latest beauty-related venture, Katy Perry launched her new false lash collection at The Americana at Brand in Glendale, California on Wednesday (February 22).

Talk about bringing the heat!

Katy Perry shows her football pride at the Bridgestone Super Bowl XLVI pregame show held at at Lucas Oil Stadium on Sunday (February 5) in Indianapolis, Indiana.

She just wrapped up her California Dreams tour, and newly-single singer Katy Perry was spotted arriving back into the States via LAX Airport in Los Angeles on Monday evening (January 23).

Despite not appearing at Wednesday's 38th annual People's Choice Awards, Katy Perry was the big winner of the night.

Katy Perry has something to say – and she doesn't need anyone to say it for her.

Katy Perry has been off the radar since Russell Brand filed for divorce on Dec. 30, but the "Teenage Dream" singer isn't staying out of the spotlight for much longer.

A year after their fairy-tale wedding in India, it seems Katy Perry and Russell Brand won't be living happily ever after.

It was no white Christmas for Katy Perry.

Katy Perry shoots a sketch for Saturday Night Live with Matt Damon on Friday (December 9) in New York City.

Katy Perry's life is becoming a soap opera.

It's no secret that Katy Perry wants to have kids, but the singer didn't mince words at the American Music Awards as she shot down rumors that she is already pregnant.

She's one of the hottest acts around, and Katy Perry was among the star-studded performers at the 2011 American Music Awards in Los Angeles, CA on Sunday night (November 20).

Melbourne, Australia (AHN Entertainment) - Katy Perry has filed a lawsuit against an Australian magazine for putting her marriage in jeopardy by claiming she had an affair with a record producer. NW magazine published an article last month, alleging the "Fireworks" singer had an intimate relationship with producer Benny Blanco.

Los Angeles, CA, United States (AHN Entertainment) - Police were called to the California home of pop singer Katy Perry after a fan had been lurking outside the property for two hours.

Katy Perry's mom is shopping a book deal about how her "Firework" singer daughter's career has affected her Christian ministry.

Katy Perry is getting ready to release yet another single off her ultra-successful "Teenage Dream" album, and she's mixing it up by including "My Beautiful Dark Twisted Fantasy" rapper Kanye West.

Katy Perry captivated the audience at Sunday's Grammy Awards when the singer treated viewers with footage of her Indian wedding with comedian Russell Brand during her performance of "Not Like the Movies."

Could the sparks between "Firework" singer Katy Perry and husband Russell Brand already be gone? Just three months into marriage, the couple is reportedly seeking marriage counseling.

Katy Perry is the latest star to join the long list of guests who've appeared on CBS' "How I Met Your Mother."

Katy Perry and Russell Brand have tied the knot in a private ceremony in India. The American singer and the British comedian managed to get married without incident just a day after Brand reportedly watched his bodyguards beat up photographers during a park trip.

Katy Perry and Russell Brand's elaborate Indian wedding is "moving in the right direction." Hindus believe that the odd couple followed every traditional pre-wedding ritual for their October 23 union in Rajasthan.

After Elizabeth Hurley and Heidi Klum, another Hollywood star, Katy Perry, has reached India, in order to marry beau, British comedian Russell Brand, as per Hindu rituals. The wedding ceremony, to be attended by the Who's Who of Hollywood, is believed to take place either on October 23 or 24 at Jaipur in the Rajasthan state of India.

Katy Perry is taking her California dreams all the way overseas. Perry is kicking off her biggest tour yet in Europe next year.

Katy Perry was one of the stars slated to appear on the 41st season of "Sesame Street," premiering Monday. But when "Sesame Street" posted the preview of YouTube featuring Perry singing a reworked version of her hit "Hot N Cold," parents said it's too hot for their kids.

Katy Perry might have tried to "embarrass" an old flame during a concert at her old high school on Tuesday, but the boy couldn't care less. The singer was at her alma mater Dos Pueblos High School for a free concert when she ripped Shane Lopes with a verbal jibe.

Katy Perry gave Australian high school students a teenage dream to remember. She crashed their prom for an impromptu performance.

Katy Perry has bought future husband Russell Brand an out-of-this-world gift that he can only enjoy for a few minutes. The "California Gurls" hitmaker presented the comedian with a very pricey 0,000 trip to the outer space.

Posing topless on the cover of UK's Esquire magazine, singer Katy Perry talks candidly about sex and how she used it to tame her former sex addicted fiancé, Russell Brand. Her secret? She didn't give it to him.

Katy Perry credits herself for saving boyfriend Russell Brand from being a "professional prostitute." The "California Gurls" singer claims that she tamed the former drug and sex addict by throwing a bottle at him.

Katy Perry has had an unusual souvenir from Canada: 17 stitches. The "California Gurls" singer cut her leg open after falling off during a dance rehearsal at a Toronto nightclub last weekend.

Katy Perry wasn't talking about Lady Gaga when she Tweeted about blasphemy. The "California Gurls" singer even claims that she is a "massive fan" of the "Poker Face" hitmaker.

Travie McCoy, frontman for Gym Class Heroes but better known in the tabloids as Katy Perry's ex, is preparing a mixtape named after his former beau. The rapper, currently storming the charts with his single "Billionaire," is set to release "Forgetting Katy Perry."

Katy Perry is the hottest woman of the year, according to Maxim magazine. The 25-year-old "I Kissed a Girl" singer beat other hot celebrities, including last year's title holder Olivia Wilde, at the top of Maxim Hot 100 list.

"Hot 'N Cold" singer Katy Perry says she was once more cold than hot about Lady Gaga. In a new interview with Nylon Magazine, she says that at one point, she thought Gaga's latest work, which features her huge hit "Bad Romance," was just plain bad.

Katy Perry pulled out of a TV show to have sex with Russell Brand. The "I Kissed A Girl" singer was due to appear on "Chris Moyles" Quiz Night', but Russell rang the presenter to inform him the American beauty would no longer be a guest on the show.

Russell Brand feels "fulfilled" by Katy Perry. The British comedian insists he has never been happier than in his current relationship with the "I Kissed A Girl" singer and has helped him put his womanizing ways behind him.

Katy Perry celebrated her 25th birthday with a Willy Wonka-styled party on Saturday. The "Hot N Cold" singer held the bash at The Sunset Beach nightspot in Los Angeles and guests at the party - who had been told to wear white - were left covered head-to-toe in paint.

Katy Perry's ex-lover is jealous of her new romance. Gym Class Heroes star Travis McCoy, who has had an on/off relationship with the "I Kissed A Girl" singer for some time, reportedly believes her fledgling relationship with renowned womanizer Russell Brand has no chance of lasting as they are too different.

Katy Perry wants new boyfriend Russell Brand to meet her parents. The "I Kissed A Girl" singer is worried her evangelical Christian parents don't approve of her fledgling romance with the British comedian - who is famed for his womanizing ways and has battled drug addiction - but thinks meeting him could change their mind.

Katy Perry is secretly dating Russell Brand. The "Hot N Cold" singer was whisked away to Thailand on a romantic break with the presenter after impressing him with a picture of her breasts after they met at the MTV Video Music Awards last month.

Katy Perry kissed Russell Brand after the MTV Video Music Awards (VMAs), according to reports. The "I Kissed A Girl" singer was seen smooching the British comic star at Lady Gaga's VMA after-party at New York nightspot Avenue on Sunday night.

Katy Perry wants to be an "honest a**hole." The "I Kissed a Girl" singer is planning to imitate Simon Cowell's brand of tough love when she appears as a guest judge on "American Idol" later this month.

Katy Perry used to pray for bigger breasts. The "I Kissed a Girl" singer spent hours during her childhood begging God for an almighty bust.

Katy Perry is "inspired" by Pink. The "I Kissed A Girl" singer is such a fan of the "So What" vocalist she went to see her perform in Australia on Thursday, and swiftly took to her Twitter page to praise her.

Katy Perry gets turned off by men with bad breath. The "Hot N Cold" singer - who is in an on-off relationship with Gym Class Heroes rapper Travis McCoy - would never date a guy who doesn't keep his mouth clean.

Katy Perry will only date creative men.

Katy Perry is recovering from the flu by bathing naked with a pizza. The "I Kissed A Girl" singer has posted a provocative photo of herself lying nude in a bathroom, with a tray of half-eaten pizza protecting her modesty, on her Twitter account.

Katy Perry's bus ride has been vandalized. The "Hot N Cold" singer found out her bus had been trashed after finishing a London show.

Katy Perry is obsessed with her cat. The "Waking Up in Vegas" singer - who recently reconciled with her boyfriend, Gym Class Heroes rocker Travis McCoy after a four-month split - prefers her cat Kitty Purry to men because their relationship will never make the cover of gossip magazines.

Katy Perry never has casual sex. The "I Kissed a Girl" singer - who reconciled with her boyfriend, Gym Class Heroes rocker Travis McCoy in April after a four-month split - won't jump into bed with someone unless they have a "connection" and prefers to make lovers wait.

Katy Perry's boyfriend is dating her because she has big breasts. The "Waking Up In Vegas" singer is convinced her impressive assets won over Gym Class Heroes frontman Travis McCoy.

Katy Perry's sister saved her from rehab. The "Hot N Cold" singer is always accompanied by elder sibling Angela, 26, and says her sister's harsh stance has stopped her spiraling out of control.

Katy Perry loves wearing romper suits. The "I Kissed A Girl" singer is a huge fan of the all-in-one garments - which are usually worn by babies - and often dons one when she is relaxing in private.

Katy Perry wants to marry an older man. The 24-year-old singer - who recently reunited with Gym Class Heroes singer Travis McCoy following a brief split - hates being single and can see herself settling down with someone who has more life experience.

Katy Perry got married in Las Vegas. The "I Kissed A Girl" singer decided to tie the knot in a joke ceremony while in the famous U.S. city - where a host of celebrities, including Demi Moore, Bruce Willis and Britney Spears previously married - with a boyfriend three years ago.

Katy Perry wears her grandmother's clothes. The "I Kissed A Girl" singer has no qualms about wearing items from her elderly relative's wardrobe, insisting she will don anything if she thinks it suits her.

Katy Perry once flashed her vagina to Lady Sovereign. The "I Kissed A Girl" singer accidentally showed the rapper her nether regions during a wild party in her hotel room.

Katy Perry says men are "like artichokes." The "I Kissed A Girl" singer - who recently split from her boyfriend, Gym Class Heroes star Travis McCoy - blasted boys as she performed in New York this week.

Katy Perry chews birth control pills. The "Thinking Of You" singer is so scared of having a baby she constantly consumes contraceptives to avoid any possibility of pregnancy.

Katy Perry says Lily Allen "looks hot." The two singers became embroiled in a war of words after the U.S. star described herself as a "slimmer version of Lily Allen" but the "Hot N Cold" star insists she never meant to cause offense.

Katy Perry and Josh Groban are dating. The "I Kissed A Girl" singer has been on a series of intimate dates with the singer-songwriter, but the pair are keen to keep their fledgling romance out of the spotlight.

Katy Perry was mortified when a chimpanzee urinated on her. The "I Kissed A Girl" singer was posing for a magazine shoot, when the lively animal - which was on the set for the photo shoot - relieved itself on her.

Katy Perry wants a tattoo of Freddie Mercury's face. The "I Kissed a Girl" singer wants to pay homage to the late Queen frontman by getting a giant design of his head inked on her back.

Katy Perry has an "inflatable pussy." The singer was asked about the large blow-up cat that appears on stage with the singer when she performs live.

Katy Perry has denied "bumping uglies" with Benji Madden. The "Hot n Cold" singer sparked rumors she was dating the Good Charlotte rocker when they were spotted enjoying a cozy evening in Las Vegas on Valentine's Day, but she insists they are just friends.

Katy Perry can drink eight beers. The "Hot N Cold" singer claims she has a high tolerance for alcohol and rarely suffers from hangovers.

Katy Perry is delighted someone paid ,500 for a mould of her breasts.

Katy Perry is taking a vow of celibacy. The "I Kissed a Girl" singer has revealed she won't be smooching anyone this year, after splitting from Gym Class Heroes frontman Travis McCoy.

Katy Perry says the key to attracting men is "sucking your belly in." The "I Kissed A Girl" singer has offered women advice on how to look their best at all times, and claims good posture is very important when trying to impress members of the opposite sex.

Katy Perry is engaged. Gym Class Heroes frontman Travis McCoy - who has been dating the "Hot N Cold" singer since 2005 - reportedly proposed during a romantic trip to Paris by kissing Katy, 24, with a huge diamond ring in his mouth.

Katy Perry saved her boyfriend's life. Gym Class Heroes singer Travis McCoy claims the "I Kissed A Girl" singer was so compassionate during a self-destructive time in his life he managed to pull himself back from the brink.

Katy Perry has blasted rumors she has had breast implants. The "I Kissed A Girl" singer is furious with reports her chest is not natural, and insists she has far more important things to spend her money on than cosmetic surgery.

Katy Perry has revealed she had a drinking problem.

Katy Perry "wet herself" when she was asked to host this year's MTV Europe Music Awards.

Katy Perry's claims her mother once dated Jimi Hendrix and her father dealt drugs.

Katy Perry's biggest influence is Freddy Mercury's "I don't give a f**k attitude." The "I Kissed A Girl" singer revealed the late Queen frontman's devil may care approach really inspired her to pursue a career in music.

Katy Perry kissed a girl on Wednesday night. The singer - who shot to fame with her catchy single "I Kissed a Girl" - copied her song by locking lips with a female friend, believed to be Stine Bramsen, the lead singer of Danish pop band Alphabeat.

Katy Perry is planning to buy a home in London. The American singer performed an intimate show at the Water Rats Theatre in Kings Cross, London, on Wednesday and told fans she has fallen in love with the city and wants to move to the U.K. capital.

Katy Perry uses her new album to get back at her ex-boyfriends.

Katy Perry's parents have denounced her hit song "I Kissed a Girl" as "shameful and disgusting".

Katy Perry is tired of girls wanting to kiss her.