Gwyneth humiliated  —  Star Magazine is definitely not the most trustworthy source.  Most of it is bullsh-t.  But this is a story that cannot be ignored.  The new issue of Star Magazine includes an explosive allegation - Chris Martin cheated on Gwyneth Paltrow with Kate Bosworth.  Yes.  Her again.

Kirstie Alley Tackles Her Weight in New Reality Series  —  Kirstie Alley is ready to get real about her weight struggles.  —  The actress, 58, has signed on to star in a new reality series for A&E, which will follow her as she juggles trying to lose weight with life as a single mom to two teenagers in Hollywood.

EXCLUSIVE: Sean Penn's Son Arrested At School  —  Sean Penn's 16-year-old son, Hopper Jack, was arrested sometime last week, according to two sources near the investigation who spoke exclusively with RadarOnline.com.  —  The younger Penn was taken into custody by the L.A. County Sheriff's department.

Celebrity Photographer Dies At Lady Gaga Event  —  Celebrity shooter A.J. Sokalner, admired by his colleagues for his quiet, passionate commitment to photography, collapsed Monday night outside an event in New York and died a short time later, according to his agency.

Mariah Carey Takes a Tumble on ‘Leno’  —  Oh, the trials and tribulations of high heels.  Mariah Carey almost went face-first into Jay Leno's stage during a taping of his show on Monday night, thanks to some iffy footwork by the crooner.  As Carey was making her way onto the stage …

Alec Baldwin And Steve Martin To Co-Host Oscars!  —  Yup, we're as surprised as they are!  But we also think this is a brilliant idea.  Producers Bill Mechanic and Adam Shankman said the following in a statement: “We think the team of Steve and Alec are the perfect pair of hosts for the Oscars.

Fox411 Exclusive: Ashlee Simpson ‘deeply disliked’ by ‘Melrose Place’ cast members  —  Ashlee Simpson's diva behavior got her booted from the CW hit ‘Melrose Place’, a source close to one cast member tells Fox411.  —  “Ashlee was kicked off ‘Melrose Place’ because she was a total diva on set …

Ben Stiller & Robert Downey Jr Turn Down Oscar Hosting Gig  —  The Academy of Motion Picture Arts & Sciences' newly selected producers Adam Shankman & Bill Mechanic went to Ben Stiller and Robert Downey Jr and asked them to host as a duo.  It would have been a killer combo.

Kate Gosselin: I Was Wrong to Treat Jon That Way  —  Loading...  The Kate-Gosselin-Sets-It-Straight train rolled into Remorseland today.  —  The reality-TV star whose show has been postponed out from under her admits in her latest interview that she isn't proud of the Jon & Kate Plus 8 moments …

Kiefer Sutherland's $700 Morning Bar Tab  —  Kiefer Sutherland racked up the following $700 bar tab between 7am and 1pm.  Yes, those times are correct.  —  We've learned the “24” star and members of the show's crew popped into The Spot in San Pedro, California last week after wrapping up a shoot nearby …

“Brad Pitt Looked Awesome in My Costume!”  Says Nick Jr. Star  —  The verdict is in on Brad Pitt's 2009 Halloween getup: awesome!  —  Along with partner Angelina Jolie and four of their six kids, Pitt went trick or treating Oct. 31 in a residential area near the Hollywood Hills.

Kate Winslet Wins Lawsuit After Being Labeled 'World's Most Irritating Actress'  —  Don't call Kate Winslet “the world's most irritating actress,” or you'll end up owing a lot of money.  —  The Oscar winner successfully sued British tabloid The Daily Mail after the publication gave …

Carrie Underwood on Mike Fisher: It's Love  —  Carrie Underwood may sing about heartbreak, but in real life she's found love with boyfriend Mike Fisher, giving the hockey player a shout-out on the liner notes of her new CD, Play On.  —  “Thank you #12,” she writes in the notes, referring to the Ottawa Senator player's jersey number.

Robert Pattinson, Kristen Stewart Spent Night at Chateau Marmont  —  Friends with benefits?  —  Days after Vanity Fair released an interview with Robert Pattinson in which he declared he was just “friends” with Kristen Stewart, the two spent the night together at Hollywood's famed Chateau Marmont …

Jeremy Piven: I Grew “Breasts” From Drinking Too Much Soy Milk  —  An apple a day keeps the doctor away.  —  Too much daily soy milk, on the other hand, leads to man boobs.  —  So says nutritionally-challenged Jeremy Piven.  —  The Entourage actor has sworn off the healthful dairy milk substitute …

Not the E.N.D. for Fergie  —  Hubby Duhamel's in doghouse despite denying affair  —  Even though Josh Duhamel has denied the National Enquirer story he had a fling with a stripper, I've learned wife Fergie doesn't believe him.  —  Yet, despite that, a source close to the Black Eyed Peas superstar tells …

‘Gossip Girl’ Threesome Has PTC Peeved  —  The Parents Television Council is threatening to declare war on CW affiliates who broadcast next week's Very Special Threesome episode of “Gossip Girl.”  —  In a letter to affiliates obtained by TheWrap, PTC chief Tim Winter blasts the scheduled storyline as …

Major Death Revealed: Heroes Is Killing Off Adrian Pasdar  —  As I have been teasing for weeks, Heroes is killing off a major character later this season.  —  The death is a huge twist for the show so I didn't want to ruin the surprise for you, but now that another outlet has leaked the secret, it's time for me to reveal the truth:

The beloved Berenstain Bears meet the big screen  —  It's a bear market for one group of moviemakers.  —  Shawn Levy, director of the Night at the Museum movies, has signed on to produce a feature film based on The Berenstain Bears books, a comedy he says will be a mix of live-action and computer animation.

GUTTENBERG, DANSON AND SELLECK ARE REUNITING FOR THREE MEN AND A BRIDE  —  TOM SELLECK, TED DANSON and STEVE GUTTENBERG are reuniting for a new THREE MEN AND A BABY sequel - nearly 20 years after the last installment.  —  The trio played bachelor pals forced to raise a baby together …

Rihanna Breaks Silence About Chris Brown  —  Diane Sawyer and Rihanna  —  Nine months after her fight with Chris Brown, Rihanna finally opens up about the night that left her bruised and bloody.  —  “This happened to me. ...  It can happen to anyone,” the singer, 21 …