Exclusive: Katy Perry, John Mayer Split for Second Time  —  Katy Perry and John Mayer have once again said goodbye — for now.  The pop songstress, 28, and singer-songwriter, 35, have split for the second time, multiple sources confirm to Us Weekly.  The high-profile pair began casually …

Lindsey Vonn mocked Tiger Woods during cheating scandal  —  Vonn, who just announced she's dating Woods, made light of the star's claim to a sex addiction in an old Time Magazine article.  —  Vonn once joked that she'd like to do a “Saturday Night Live” skit mocking the golf superstar's announcement that he had a sex problem.

PICS: Bradley Cooper, 38, Dating Model Suki Waterhouse, 20  —  Bradley Cooper has found his spring fling!  Just months after calling it quits with Zoe Saldana, the Oscar-nominated Silver Linings Playbook star was spotted in Boston with his new girlfriend, model Suki Waterhouse, on Monday, March 18.

NEWS/Seth MacFarlane Splits From Game of Thrones Girlfriend Emilia Clarke  —  It looks as if Seth MacFarlane and Game of Thrones star Emilia Clarke are no longer playing the game of love.  —  At least not with each other.  —  E! News has learned that the 39-year-old Family Guy funnyman and the 25-year-old actress have parted ways.

The Mars Expedition  —  Every clean cut, down-the-middle pop superstar has an alter ego hiding just out of sight.  In the case of Bruno Mars, we've gotten glimpses—this is a man, after all, who's already had one high profile drug-possession bust and whose latest global smash-hit single is all about a girl's vagina.

Lindsay Lohan Trolls Nightclubs After Rehab Deal  —  Trolls Nightclubs  —  After Rehab Deal  —  BREAKING NEWS  —  Lindsay Lohan clearly took her latest rehab sentence to heart last night ... Absolut-ly ... she was back on the nightclub circuit.  —  Lindsay went full camouflage as her SUV pulled up to the AV Club in Hollywood.

Gisele Wears Tiny String Bikini With Daughter Vivian Lake in Baby Carrier, Rides ATV With Baby on Board  —  A cute baby, a hot hubby, and a rocking' bikini body?  Former Victoria's Secret supermodel Gisele Bundchen proved that some women really can have it all when she walked the beach …

Lindsay Lohan's New Mug Shot — If Looks Could Kill  —  LINDSAY LOHAN  —  NEW MUG SHOT  —  If Looks Could Kill  —  EXCLUSIVE  —  Lindsay Lohan has just been booked by the Santa Monica police ... which means ... SHE HAS A BRAND NEW MUG SHOT ... and she does not look happy about it.

“Enlightened” Has Been Canceled  —  The HBO show's passionate fans couldn't save it. … HBO has canceled the critically acclaimed Enlightened, the network confirmed Tuesday, its low ratings trumping the passionate audience that rallied to keep it going.  —  Enlightened was created by Mike White and Laura Dern.

Kris Humphries Gets REVENGE On Guest at Kim Kardashian Wedding  —  Gets REVENGE  —  On Wedding Guest  —  EXCLUSIVE  —  Kris Humphries — the guy who has accused Kim Kardashian of nuptial fraud — just scored hundreds of thousands of bucks from one of the wedding guests.

Westboro Equality House: Aaron Jackson Paints Rainbow Home Across From Anti-Gay Church  —  The Westboro Baptist Church is about to get a big surprise in the form of a new neighbor who plans to give the notoriously anti-gay group a taste of its own medicine.  —  Aaron Jackson …

After Gritty Sundance Debut On 'Ain't Them Bodies Saints', David Lowery To Reinvent 'Pete's Dragon' For Disney  —  EXCLUSIVE: I didn't see this one coming.  After directing one of the most talked-about films at Sundance Ain't Them Bodies Saints, David Lowery has hired on with writing partner Toby Halbrooks …

BRITNEY SPEARS TAKES HER NEW MAN TO HER FAVORITE PLACE IN THE WORLD  —  Starbucks, duh!  —  Britney Spears and new boyfriend David Lucado ventured out this morning to grab some java in Thousand Oaks, and since the pop princess looks like she rolled straight out of bed, we're going to assume these two had a sleepover last night!