Britney Back in Rehab  —  Update: TMZ has learned that Britney has checked into Promises, a treatment facility in Malibu.  —  TMZ has learned Britney Spears is back in rehab.  Sources say the singer has checked into an in-patient facility in Los Angeles.  We're told the move came …

Another bad hair day for Britney  —  It has been a busy few days in the increasingly erratic world of Britney Spears.  —  And if these latest images are anything to go by, the 25-year-old shows no sign of slowing down, or indeed levelling out her behaviour.

TOM'S CAMP DISSES BRIDGET  —  IT'S getting nasty between New England Patriots quarter back Tom Brady and his pregnant ex, "Six Degrees" ac tress Bridget Moynahan.  Pals of Brady claim Moyna han didn't bother to tell him she was announcing her pregnancy via Liz Smith's column in The Post on Sunday.

Anna Nicole's Bizarre Video Shoot  —  A new puzzling video has surfaced showing a completely out-of-it Anna Nicole Smith sporting full-on John Wayne Gacy makeup while talking to a doll in a baby carriage as if it were real.  —  The cameraman on this disturbing home movie?

Brody Jenner Tried to Get Nicole Richie to Eat  —  What was at the heart of the long-gone relationship between Nicole Richie and Brody Jenner?  He was trying to get her to eat.  —  In a dialogue exchange that is part of a profile of Jenner in the March issue of Details, Spencer Pratt …

Anne Hathaway: I'm Not a Saint  —  Despite her sweet and down-to-earth image, Anne Hathaway says she has behaved badly in the past.  —  "You know, Lindsay [Lohan] and I have a lot more in common than people think," she says in an interview with the UK's The Sunday Times.

MILLS MULLS UGLY NEW CHARGE  —  PAUL McCartney's divorce from Heather Mills McCartney is getting so nasty, she's now threatening to make unsubstantiated claims that McCartney's poor parenting in the past led two of his children to contemplate suicide.  —  "Paul is asking for full custody of their child …

PARIS LOSES IN B-DAY BATTLE  —  HOLLYWOOD A-listers shunned celebutard Paris Hilton's 26th birthday in Las Vegas in favor of hanging out in New York for Untitled Entertainment founder Jason Weinberg's 40th birthday at Midtown hot spot The Grand on Friday night.

Sly's Steroids Scandal?  —  RECOMMENDED (0)  —  It's been a rocky visit to the land Down Under for Sylvester Stallone.  —  Since arriving in Sydney to promote the Australian opening of Rocky Balboa, the actor has been tussling with local authorities over what is reported to be banned bodybuilding substances.

Jessica Biel's Nipples Are Refreshing  —  Now how refreshing is this?  Jessica Biel out in LA sporting some nipples.  Why is it refreshing?  Because it's not Britney Spears' nasty bald head or nasty bald head in a wig!  It's Jessica Biel, a hot "normal" celebrity that happens to have forgotten her bra at home.

Fashion Disaster of the Day: Nicolas Cage  —  Okay.  The editors have their say after the jump.  —  J. Harvey: How many cultural icons can this kook steal from?  One day, he's Elvis.  Now he's a boy named Sue?  Christ, Madonna's more original and that bitch is a thief!

Lazy should go home A-Lohan  —  End of her bender ... Lindsay looks worse for wear after heavy weekend  —  LAZY LOHAN officially left rehab last Friday and spent the weekend, erm, clubbing.  —  The actress checked out of Los Angeles' Wonderland Center after completing a 30-day stay …

Diddy's ex delivers a denial  —  Diddy and son, Justin  —  Rosario Dawson flashed a megawatt smile at the annual ACE Eddie awards in Beverly Hills Sunday night.  —  Christina Aguilera vamped it up for the half-time show at last weekend's NBA All-Star game in Vegas.

JUST ASKING  —  WHICH leotard-loving pop icon won't be performing in Tokyo any time soon?  Our tipster said she's been banned from entering Japan "because she got caught with drugs" there . . . WHICH funnyman musician wound down after his recent concert here by getting "stoned out of his mind" at his after-party?