Jennifer Aniston is Still Desperate For Attention  —  Jennifer Aniston will make a guest appearance on an upcoming episode of Courtney Cox's FX show, Dirt, where she will play a rival tabloid editor and a lesbian.  Page Six reports: … Wow, this is gonna be big.

Jessica's Riding Mayer's Bus  —  Blonde bombshell Jessica Simpson and balladeer borefriend John Mayer are taking their show on the road.  The new couple was spotted in Miami just hours ago — loading into Mayer's tour bus.  —  Mayer will be performing in Jacksonville on the 25th, and Jessica seems to be going along for the ride.

Anna Nicole to Birkhead — Go F**k Yourself  —  TMZ obtained an AOL Instant Message exchange yesterday between Anna Nicole Smith and Larry Birkhead.  Anna Nicole made it clear that she's not going to submit to a DNA paternity test without a fight.  —  The following is a precise transcript …

Exclusive!  Prison Break Leading Lady Pregnant!  —  You read it here first: Prison Break's Sarah Wayne Callies is expecting her first child with husband Josh Winterhalt, the actress' spokeswoman confirms.  The baby is due in late summer.  —  What exactly does this mean for Dr. Sara on PB?

POURS IT ON LIKE A FOXX  —  JAMIE Foxx doesn't mess around when he plans his parties.  For the after-bash follow ing his "Unpredictable" show at Marquee last night, the Oscar winner requested Bel vedere, plastic pour spouts and pre-made, hot-pink, sex-on-the-beach mix.

LETO'S LOONEY AT SUNDANCE  —  JARED Leto was in a foul mood at the Sundance Film Festival in Park City, Utah, on Saturday night.  Leto, who was promoting "Chapter 27" (in which he plays John Lennon's assassin) picked fights with photographers and clubgoers in the VIP section of Tao at Harry O's.

Oscar Reactions: Who's More 'Thrilled'?  —  As soon as the Academy Award nominations were announced on Tuesday, many of the newly-minted nominees expressed their gratitude - and surprise - at the news.  —  Take a look at what Mark Wahlberg, Will Smith, Jennifer Hudson and other Oscar hopefuls have to say about being nominated.

K-Fed wants Britney to go into rehab  —  Plus: Fantasia could have had Jennifer Hudson's 'Dreamgirls' role  —  Is Kevin Federline playing the role of responsible parent?  —  The aspiring rapper is urging his estranged wife Britney Spears to get into rehab, according to the upcoming issue of Star.

So Much For Tara Reid Cleaning Up Her Image  —  Tara Reid , Exclusives! , Film Festivals , Music & Movies  —  Park City Utah got a special treat on Monday night when Hollywood "Party Girl" Tara Reid got humped on stage by rapper Akon during his performance of "Smack That"

SWEPT AWAY  —  Victoria Beckham gets carried away - almost! - after checking out the Chanel haute couture fashion show in Paris on Tuesday.  Before heading off to meet pal Katie Holmes for lunch, Beckham spoke to PEOPLE about her family's upcoming move to L.A. "It will be especially nice for the children," she said.

Angelina Backlash, is it Justified?  —  Angelina seems to be unable to win these days.  She supported her man at the Globes, headed to Vietnam for more charity work and then returned to the states to her new home.  She was seen here picking up Maddox at his new school in New Orleans.

Cruise 'is Christ' of Scientology  —  TOM Cruise is the new "Christ" of Scientology, according to leaders of the cult-like religion.  —  The Mission: Impossible star has been told he has been "chosen" to spread the word of his faith throughout the world.  —  And leader David Miscavige believes …

Ausiello Report  —  OMG!  Best Brothers & Sisters News Ever!  —  Sitting down?  Are you?  'Cause I've got the best news ever.  Seriously.  You're gonna die.  Or at the very least piddle yourself.  —  The role of Rebecca has been cast on Brothers & Sisters.  And you're not going to believe who got it: Emily VanCamp!

Mandy and AM Swap Spit in Public  —  Yep, it's true: Mandy Moore and DJ AM are celebdom's newest couple, and TMZ has the first photo of them smooching, right out in the open at the Sundance Film Festival.  —  Sources close to both Moore and AM (real name: Adam Goldstein) confirm to TMZ that the pair is "definitely" a couple.

Singer Ani DiFranco Welcomes a Daughter  —  Indie rocker Ani DiFranco and her boyfriend, music engineer and producer Mike Napolitano, welcomed their first child, a daughter, on Jan. 20, PEOPLE has confirmed.  —  Petah Lucia was born at the couple's Buffalo, N.Y., home and weighed in at 7 lbs., 8 oz.

Rosie to Oprah - C'mon, Fight!  —  Rosie O'Donnell is picking a fight with Oprah over the talk queen's controversial interview with kidnapped teen Shawn Hornbeck.  Lots of people are outraged, and many are screaming exploitation.  But will O v. Ro turn into another Trump-scale nuclear conflict?

Keith Urban Speaks Out About Rehab  —  Keith Urban has gone online to address his recent stay in rehab saying the reason he went in was because his life had become "unmanageable."  —  "There was no big cataclysmic event that happened right before I went in," he began in an address on KeithUrban.net.

CHEF IN STITCHES, NOT FROM JOKE  —  VYING for the title of TV's "Top Chef" can be hazardous to your health.  Just ask Marcel Vigneron, who ended up with a big scar over his left eye.  "This girl came up to me at a nightclub and asked me if I was Marcel from 'Top Chef,' " Vigneron, 26, tells Las Vegas Weekly.

Tori Ready For Baby  —  Having a baby doesn't mean you have to dress like one!  A very preggers Tori Spelling went out looking downright childish in pig-tails and a baby-doll.  Tori does look like she's in great shape for being as pregnant as she is (baby's due this spring) …