Exclusive: Ashton Kutcher Caught Cheating on Demi Moore!  —  Their 15-year age gap always made Ashton Kutcher and Demi Moore seem like an unlikely match.  And now, just five years after getting married, the couple's relationship is in danger of falling apart as Star breaks the bombshell news …

Conan O'Brien Announces the Name of His New TV Show on Vulture!  —  Ladies and gentleman, summer 2010's greatest pop-culture mystery is about to be solved: No, not the identity of the new American Idol judges, the other greatest mystery.  Today, Conan O'Brien officially announces the exact name …

Who turned down ‘Dancing With the Stars’  —  Exclu: We've seen who will cut a rug on the next “Dancing With the Stars.”  But do you know who turned ABC down?  —  According to a source involved with casting, the network approached Facebook creator Mark Zuckerberg to join the dance card …

‘New Jersey Housewife’ — Double My Pay or I'll Quit!  —  TMZ has learned “Real Housewives of New Jersey” star Teresa Giudice is “ready to walk away” from the show unless producers cough up “Jersey Shore money” ... and fast!!!  —  Sources connected to the show tell us “several of the women …

EXCLUSIVE: Jon Gosselin Threatened To Report Kate To Child Protective Services Unless She Gave Him Money, Says Ex  —  Jon Gosselin threatened to report his then-wife Kate to Child Protective Services unless she gave him a large sum of money, RadarOnline.com is reporting exclusively.

Jodie Sweetin Has a Baby Girl  —  Jodie Sweetin has a full house of her own.  —  The actress, 28, welcomed her second child, a baby girl named Beatrix, on Tuesday with her boyfriend Morty Coyle.  —  “Jodie was amazing and is doing great,” Coyle tells PEOPLE.

Radiation, Chemo ‘Really Knocks You Out’  —  Michael Douglas knows he has a tough road ahead - but he's ready to face it.  —  “It's a fight,” says the 65-year-old Oscar winner, who is undergoing a grueling course of radiation and chemotherapy to treat a tumor at the base of his tongue …

EXCLUSIVE: Bethenny Frankel Tells Us: I Quit The Real Housewives of New York!  —  After three seasons, Bethenny Frankel exclusively tells Us Weekly she is leaving the hit Bravo show.  —  “Last season was scary and painful,” she tells Us about why she's rejected Bravo's offers to return for season 4 …

Kim Kardashian: Why I Won't End Up Like Paris Hilton  —  Kim Kardashian's frenemy Paris Hilton was arrested over the weekend for felony cocaine possession — her third link to drugs this summer.  —  How has Kardashian, 30, managed to stay out of trouble?  —  “I've never been a drinker …

Tiger Woods — The $54 Million Mortgage  —  With the real estate market still in the crapper ... Tiger Woods recently took out a $54.5 million mortgage for the mega-mansion he's building on Florida's exclusive Jupiter Island.  —  TMZ has obtained legal documents filed in Martin County on August 27 …

Dwayne Johnson to star in ‘Journey to the Center of the Earth’ sequel (exclusive)  —  Dwayne Johnson is strapping on a backpack for New Line's “Journey 2: The Mysterious Island,” the sequel to “Journey to the Center of the Earth 3D.”  —  Brad Peyton is on board to direct the film …

Review: “Black Swan”  —  Resembling a “Red Shoes” on acid, “Black Swan” takes the idea of giving one's all for art to a morbid extreme.  Applying the gritty handheld technique he successfully employed in the working class environs of “The Wrestler” to the rarefied domain of classical ballet …

WATCH: MEET THE NEWEST ‘TWILIGHT’ HUNK  —  ET's introducing you to one of the new castmembers of ‘The Twilight Saga: Breaking Dawn.’ ET correspondent Kate Gosselin chatted with new ‘Twilight’ hunk Rami Malek, at ET's exclusive Emmy party.  —  Malek told ET that he was thrilled about his upcoming role in …

Meet the Cast of The Real Housewives of Beverly Hills  —  It's official!  The Real Housewives are invading Beverly Hills for the latest installment of the Bravo reality franchise, debuting Oct. 14 — and many of the casting rumors are turning out to be true.

Jessica Alba deftly defies stereotypes, tries out new roles  —  LOS ANGELES — At first glance, Jessica Alba lives up to assumptions: beautiful, tall, glamorous and aloof.  But within a few minutes, the sex symbol turns on the charm, shedding the ice-princess aura for something friendlier and more engaging.

Miley Cyrus Goes “Overboard” With Justin Bieber for Bieber Bio  —  And Katy Perry thought she was the one with the teenage dream.  —  A bunch of major pop-R&B stars—ranging from his mentors, Usher and Ludacris, to Motown Philly's finest, Boyz II Men—joined an all-better Justin Bieber …

Charlize Theron & Sean Penn go on a date: are they boning?  —  What's the general consensus on Charlize Theron?  I think she's beautiful, of course, and I always look forward to seeing her on a red carpet, but I don't really have any affection for her.  She seems like a bitch - in a good way, I suppose.

George Clooney Looks to Chris Pine, Philip Seymour Hoffman, and Paul Giamatti for His Next Directorial Effort, Farragut North  —  Three years ago, George Clooney announced his intention to direct a big-screen adaptation of the off-Broadway play Farragut North, a political drama …

Lindsay Lohan's Ill-Timed ‘Comeback’ Role  —  Poor Lindsay.  She can't catch a break.  —  Released early from rehab and suddenly free again to pursue personal and professional rehabilitation, Lindsay Lohan has an opportunity to re-enter the public consciousness with the seriousness of a newly clean starlet intent on sobriety.

Man Lost $1.4 Million Corot Painting After Boozing, Suit Says  —  A guy walks into a bar with a $1.4 million Corot.  Stop us if you've heard this one.  —  Jean-Baptiste-Camille Corot's 1857-58 “Portrait of a Girl” is missing, according to a lawsuit filed in New York State Supreme Court.