Brooke Mueller Enters Sober Living Facility  —  Brooke Mueller checked into a sober living facility yesterday in Los Angeles ... sources tell TMZ.  —  Sources close to Mueller tell TMZ it was Kathy Hilton who took her to the sober living house.  —  We're told Mueller made the decision herself …

Fashion Photog Takes Prince William & Kate Middleton's Engagement Portrait  —  Kate Middleton has sat for her first glamorous shoot - with the famed photographer who took iconic pictures of Princess Diana.  —  Mario Testino - a fashion photographer who is well known for his pictures …

Justin Bieber Abruptly Cancels TV Gig After Guest Is Injured in Stunt  —  Teen dreamboat Justin Bieber was booked to appear Saturday night on a popular German game show, but abruptly pulled out of the TV gig after a daredevil contestant, appearing on an earlier segment, was hospitalized …

Brad Pitt And Angelina Jolie Show The Twins Their Artistic Side In NYC  —  Hollywood's most famous couple is back from Paris!  Angelina Jolie - who's in town to start promoting The Tourist with Johnny Depp - visited Lee's Art Shop in Manhattan on Saturday with partner Brad Pitt and twins Knox and Vivienne.

Is Leo now a convert to the idea of marriage?  —  Actor Leonardo DiCaprio is thinking of converting to Judaism in what friends say is ‘the clearest sign yet’ he will marry girlfriend Bar Refaeli.  —  DiCaprio, 36 - a non-practising Catholic - has made several secret visits to Israel where Bar, his girlfriend of five years, comes from.

Suge Knight Arrested on Warrant, Released  —  A few hours after TMZ posted a story about a warrant being issued for Suge Knight, he was arrested by the L.A. County Sheriff's Department.  Total coincidence, Suge ... we swear!!!  —  Suge was picked up at around 11:30 PM last night (2.5 hours after we posted our story).

Video: Mel Gibson in Weird, Wacky ‘Beaver’ Trailer  —  ‘The Beaver,’ in which Mel Gibson plays a depressed dad and toy executive who attempts to break out of his lethargy by communicating with the world via a beaver puppet, may seem like an odd comeback vehicle for the actor.

Which Celebrities Don't Drive?  —  Having a chauffeur is a perk many celebs enjoy - and some have no choice.  —  Russell Brand felt bad that his wife Katy Perry had to drive him around, so he recently started taking driving lessons.  And it turns out the funny Brit, 35, is in good company.

Asked & Answered |  Nicki Minaj  —  Photograph by Paul Jasmin.  Fashion Editor: Sara Moonves.  Fashion Associate: Rae Boxer.  Makeup by Terrence Davidson.  Hair by Day.  Tailoring by Susie Kourinian  —  Yves Saint Laurent skirt, $1,450, and bra, $750.  Call (212) 980-2970.

Is Taylor Momsen Mirroring Christina Aguilera?  —  Pop-Ed: It's a good thing those rumors of Taylor Momsen leaving ‘Gossip Girl’ are completely untrue.  I'd miss seeing Taylor as ‘Easy J’, even though her character's emotional roller coasters on the show are nothing compared to the drama she creates for herself in real life.

EXCLUSIVE: ‘Harold Smith Not Connected With Ronni Chasen Murder,’ Says Police Source  —  Before his suicide, Harold Smith was a “person of interest” in the murder of Hollywood publicist Ronni Chasen but a well-placed source tells RadarOnline.com that cops are now “99 percent certain he was not connected with her death.

Robert Downey Jr. Attached to Star in Musical From ‘Next to Normal’ Team  —  Robert Downey Jr. will be singing for his supper.  —  The actor is attached to star in a musical pitch that Warner Bros. just picked up from Brian Yorkey and Tom Kitt, the Pulitzer and Tony Award-winning composing team behind the musical Next to Normal.