NBC to Conan O'Brien — The Choice Is Yours  —  NBC has given Conan O'Brien the option to either do his show from midnight to 1 or leave the network, sources tell TMZ.  —  As TMZ first reported, after the Olympics, Jay Leno will get his 11:30 PM time period back.

Miley's big news: ‘Hannah’ is over  —  Hannah Montana.  The upcoming fourth season will be its last, Disney officials told The Post.  —  Miley Cyrus — who plays Miley Stewart, a down-to-earth high schooler who leads a secret double life as pop star Hannah Montana — has been making noises …

EXCLUSIVE!  Madonna & Sean Penn!  Their Three & A Half Hour Dinner Date!  —  Could there be a romantic reconciliation in the works for the Material Girl and her First Husband?  The former married couple had a very long dinner a deux, Jan. 7, at romantic two Michelin-star NYC restaurant, Adour, in the St. Regis Hotel.

EXCLUSIVE INTERVIEW: Kate Gosselin's New Hair Cost $7,000!  —  Kate Gosselin showed off a new long hair-do this week and RadarOnline.com spoke exclusively with Ted Gibson, the stylist who created Clean Slate Kate to find out what it was like to spend a day transforming her sassy, cut into a glamorous, long-locked style.

EXCLUSIVE: Charlie Sheen's Wife Was In Rehab For Crack Addiction  —  Charlie Sheen's wife Brooke Mueller was addicted to crack and ended up getting in-patient treatment in rehab, RadarOnline.com has learned exclusively.  —  Mueller was treated at Beit T'Shuvah in Los Angeles, said a friend who knew her while she was there.

Joe Carnahan's ‘A-Team’ Trailer  —  The trailer for Joe Carnahan's (Smokin Aces, Narc) A-Team has (accidentally?) been uploaded online by a Canadian newspaper and was previously only available to those in that country.  We at TFS have figured a way around that for the entire world's viewing pleasure.

Scrubs's Sarah Chalke Becomes a Mom  —  It's a boy for Sarah Chalke!  —  The Scrubs star and fiancé Jamie Afifi, an entertainment lawyer, welcomed son Charlie Rhodes Afifi on Christmas Eve, her rep confirms to PEOPLE exclusively.  —  The baby boy is the first child for the actress …

Ellen DeGeneres Says ‘Simon is Smart... But Mean’  —  ‘American Idol’ fans are anxiously awaiting the start of new judge Ellen DeGeneres during Hollywood Week, if only to see what kind of judges' panel persona the comedian will adopt.  DeGeneres is replacing Paula Abdul, the universally designated …

Tensions Run High as Hailey Glassman and Jon Gosselin Move On  —  Is Jon Gosselin once again finding solace in the arms of a new woman?  —  According to Internet reports, Gosselin is already dating again - having hooked up with a woman named Morgan he met while skiing in Utah.

Tiger Woods' Wife Steps Out With the Two Kids  —  Decked out in a hat and sunglasses, Tiger Woods' wife Elin took their two kids, Sam, 2, and Charlie, 11 months, for a stroll outside their home in Windermere, Fla., Thursday.  —  On Wednesday, a smiling Elin, 30, was also photographed - without her wedding ring.

Casey Johnson 911 — 'We All Think She's Dead'  —  TMZ has obtained the 911 call made the day Casey Johnson's body was discovered.  —  The call was made by the owner of the home Johnson was living in.  The woman described Johnson as “ice cold.”  —  The caller also told the operator …

EXCLUSIVE: Pam Anderson & Surfer Boyfriend Split  —  Looks like sparks are no longer flying between Pamela Anderson and her hunky lover Jamie Padgett, RadarOnline.com can exclusively reveal.  —  PHOTOS: Pam Anderson & Boyfriend In Happier Times  —  The blonde bombshell …

Artie Lange Released From Hospital After Suicide Attempt  —  Here's hoping Artie Lange does as great a job in his role as recovering patient as he did playing sidekick to Howard Stern.  —  The King of All Media's court jester has been released from Jersey City Medical Center after undergoing surgery …

Angelina Jolie Not “Modern”, “Clean” Enough For St. John, Replaced By Model  —  Courtesy St. John Angelina Jolie has lost her long-standing job as the face of fashion brand St. John, because she's too tainted by her fame!  “[Jolie] overshadowed the brand,” chief executive officer Glenn McMahon told WWD.

Lady GaGa Unveils Bizarre Hair Hat And See-Through Dress Combo - Pictures  —  In Las Vegas...  Lady GaGa has grown into a style icon over the last twelve months - and not without good reason.  —  The singer's diverse and outlandish wardrobe, which has included fishnets, stockings and PVC catsuits, has regularly wowed onlookers.

Did John Mayer Come Between the Two Taylors?  —  Before Christmas, Taylor Swift told Taylor Lautner those dreaded words.  “She said she just wants to be friends,” a source tells OK!.  But could John Mayer have been a contributing factor?  —  Swift had been planning on waiting to break …

EXCLUSIVE: ‘Orange County Housewife’ Tamra Barney's Husband Files For Divorce, Charges Infidelity  —  Tamra Barney's husband Simon filed for divorce on Wednesday, charging his wife with infidelity, RadarOnline.com has learned exclusively.  —  Read Court Documents Here

Johnson Family to Raise Casey's Daughter  —  Casey Johnson's three-year-old daughter will be raised by Casey's mother and sisters, family sources tell TMZ.  —  Ava — whom Casey adopted two years ago — has been living with Casey's mom, Sale, for the past few months.