David Arquette: We Haven't Had Sex in Months  —  David Arquette just called in to the Howard Stern Show — explaining EVERYTHING about why he and Courteney Cox agreed to take a “trial separation” ... noting that they haven't had sex in 4 months.  —  Arquette explained that he and Courteney …

Christina Aguilera Splits From Husband  —  And though Aguilera and Bratman — who met in 2002 (he was a producer on one of her albums) and wed in 2005 — have not yet decided whether to divorce, the source reveals, “they are now living apart, and they will see how that goes.”  —  What went wrong?

Jim Carrey Rebounds and Scores ... with Hot Brunette  —  Jim Carrey cracked the biggest smile on the planet at a rooftop party in NYC this past Saturday — and we're guessing it had a lot to do with that smoking hot brunette in his arms.  —  It's been 6 months since Jim called it quits …

The Situation Storms Off DWTS Set Over Bad Scores  —  A sad Situation.  —  After scoring the lowest on Monday's Dancing With the Stars, Mike Sorrentino was later spotted sulking in the parking lot, smoking a cigarette and shaking his head while a friend tried to console him.

VIDEO: Eric Stoltz as the original Marty McFly  —  Never-before-seen clip of the first ‘Back to the Future’ star  —  Everyone knows the classic 1985 film “Back to the Future” featured a boyish Michael J. Fox in a winning performance as Marty McFly.  —  But Fox was not the original McFly.

Who Was Worse: The Situation or Bristol Palin?  —  The two most talked-about celebs on ‘Dancing With the Stars’ had rrrrrrough nights on Monday, with Mike “The Situation” Sorrentino displaying some un-fancy footwork during a tango and Bristol Palin gyrating sexily to a rumba with her parents watching in [horror] delight.

Watch Lady Gaga on ‘The Sopranos’ — Age 15!  —  Check out this clip of Lady Gaga in an episode of The Sopranos from almost a decade ago!  —  Gaga, a.k.a. Stefani Germanotta, 24, was featured in the hit HBO show's ninth episode during season three titled “The Telltale Moozadell.”

Laura Dern/Ben Harper Divorce Docs  —  TMZ has obtained a copy of the divorce documents Ben Harper filed Friday, asking for a divorce from Laura Dern.  —  As we first reported, Ben claims he's been separated from Laura since January.  Now we know the specific date — Harper claims the date of separation is New Year's Day.

The rapper tries his hand at flipping homes for ‘The Vanilla Ice Project’ on the DIY Network  —  Vanilla Ice was once a punch line for bad rap jokes.  —  These days, the rapper, who in 1990 had the hit “Ice Ice Baby,” is laughing all the way to the bank.  —  And he's doing so by dropping hot words …

‘Celebrity Apprentice’ exclusive: La Toya Jackson, Mark McGrath, and Star Jones in next cast  —  While the current (non-celebrity) edition of The Apprentice plays out to record low ratings, fans of absurdity and stars being forced into awesomely ridiculous scenarios can rejoice in the fact …

Hot Slut Of The Day!  —  Dianne Rochenski, the Rat Mom of Manhattan!  —  Some hos do the Spider-Man ceiling cling whenever they see a rat, but Dianne Rochenski explodes into a hurricane of maternal love and showers the rat with kisses and hugs.  Dianne's two pet domesticated rats …

Handler to have an ‘After’ party at E!  —  Talkshow host to star in half-hour laffer for net  —  Chelsea Handler is having an “After” party at E!  —  Handler, the network's popular latenight talkshow host, will star in “After Lately,” a half-hour comedy that will examine the backstage goings-on at her E! …

Taylor Swift Apologizes to Ex-Boyfriend Taylor Lautner Through New Song  —  Remember when Taylor Swift and Taylor Lautner were first spotted together?  It didn't take long before the blonde country cutie and the handsome, jacked-up werewolf became Hollywood's newest it couple.

Raining candy on Alec Baldwin for texting during movie  —  Tweet  —  It was rough treatment for the boys at the Hamptons Film Festival.  While Madonna glided through the back door at a screening for Natalie Portman's “Black Swan” on Sunday, Alec Baldwin, Harvey Weinstein and Bruce Weber faced a mob scene at the entrance.

Brad Pitt Roars Up to Angelina's Door After Losing His Way  —  Brad Pitt arrived at the place Angelina Jolie is renting in Budapest yesterday, after taking a wrong turn and ending up at a different house!  Angelina is making her directorial debut in Hungary, and Brad brought the twins to join …

‘Hawaii Five-O’ is dubbed most DVR'd show ever  —  CBS's premiere of its reconstituted cop show “Hawaii Five-O” — starring Alex (Third Time's a Charm) O'Loughlin — is officially the most DVR'd show of all time.  —  Nielsen released ratings Monday for the first week of the 2010-11 TV season …

Kutcher and Moore like to tweet — face to face  —  (Reuters Life!)  - Actor Ashton Kutcher, who has more than five million followers on Twitter, said on Monday he and his actress wife Demi Moore like to tweet one other even when they are face to face.  —  “A lot of times my wife …