Nicole Richie, Joel Madden Have a Girl  —  Nicole Richie and her rocker boyfriend Joel Madden are the parents of a daughter, the couple's rep at Handprint Entertainment tells PEOPLE.  —  Harlow Winter Kate Madden was born Friday at Cedars-Sinai Medical Center and weighed 6 lbs., 7 oz.

Report: Christina Aguilera gives birth  —  This is the first child for the singer and husband Jordan Bratman  —  Life & Style magazine reports that Christina Aguilera's baby has been born.  —  The magazine talked to Jim H. Fogel, a friend of Aguilera's father-in-law.

Britney's Last Chance  —  TMZ has learned that Monday's custody hearing could be one of the most important days in Britney Spears' life.  We're told Brit must show and face the judge if she's got any hope of getting her kids back.  Our sources tell us if she doesn't show, or is uncooperative, it could be curtains for her custody case.

Brit to Cops — “I'm F***ing Hot”  —  Law enforcement sources have told TMZ about the craziness in Britney's house the night she was committed.  It involves profanity, nudity, drugs and wild mood swings.  —  Sources say when the cops showed up, Britney was locked in the master bathroom with Jayden James.

Claim: Katie Holmes Signed Contract, $3M a Year Prenup  —  Andrew Morton makes some explosive allegations in his new book, Tom Cruise: An Unauthorized Biography (out Tuesday).  Among them: wife Katie Holmes signed a contract to commit to Scientology and that her father brokered a high-paying pre-nup.

Jessica Biel Goes Blonde!  Love It or Hate It?  —  STEVE BAGNESS/MATRIX PHOTOS  —  Forget showing off new looks on the red carpet — Jessica Biel debuted her golden new blonde hair today in Heathrow airport in London!  Jessica's gone from her normal highlighted brown locks to a deep brunette earlier …

Good Lord That's a Nice Ass!  —  Kim Cattrall is the luckiest woman on the planet.  Folks, this is her job.  —  Kimmy is actually getting paid to grab Jason Lewis' bare ass.  —  Get the fluffer, stat!

O.J. Heading Back to Jail  —  Fox News is reporting that O.J. Simpson has had his bail revoked and is on his way back to Las Vegas, where he will be dragged back to criminal court.  Bail bondsman Miguel Pereira took him into custody in Miami and was escorting him to the Miami International Airport for a flight to Nevada this afternoon.

Unknowing twins marry each other  —  LONDON, England (CNN) — British twins who had been separated at birth learned they were related only after they had become husband and wife, a senior British lawmaker said.  The marriage has been annulled.  —  The couple's identities have been protected for legal reasons.