ZUCKER THREATENS TO ICE CONAN!  Says “I'll Keep You Off The Air For 3 1/2 Years”; Conan Reps Counter: “This Will End Up In Front Of A Judge If NBC Doesn't Wise Up”  —  BREAKING NEWS!  EXCLUSIVE!  3RD UPDATE: NBC Universal, faced with Conan O'Brien's defiance, is taking what insiders tell me is …

EXCLUSIVE: Kate Gosselin Hates Her $7,000 Hair Extensions!  —  Hair today, tears tomorrow?  —  Kate Gosselin, 34, marked the new year by trading in her signature spiky bob for long, blonde locks in a process that took 20 hours of work and would normally cost $7,000 (hers was comped).

Lindsay Lohan braces herself for release of internet sex tape (as she makes uninhibited appearance in daring open shirt)  —  Lindsay Lohan may be fearful that an old sex tape is about to surface on the internet, but she put up a brave front last night.  —  The 23-year-old actress went bra-less …

Elton and ‘American Idol’ - Is the Bitch Back?  —  So TMZ may have led the way in the search for Simon Cowell's replacement on “American Idol.”  —  On TMZ TV — the day Simon announced he was leaving — we floated Elton John as the guy who should take Simon's seat.

EXCLUSIVE: ‘Captain America’ & ‘JP4’ News  —  Joe Johnston's career blasted off big time when his first feature, Honey, I Shrunk the Kids, scooped up $130 million at the box office and was cemented in the pop culture as a Disneyland attraction.  Since then, he's had the luxury of following his instincts …

‘Real Housewives’ Husband Popped for DWI  —  The husband of Teresa Giudice from “Real Housewives of New Jersey” was hospitalized early this morning after wrecking his car in NJ — where cops from one town charged him with DWI ... and then cops from another town swooped in and arrested him over some outstanding warrants.

FIRST LOOK: Adam Lambert Sits Down with Oprah  —  It's hardly like Adam Lambert to be anything but upfront, so the recent mystery about his possible appearing with Oprah Winfrey on her show was a bit baffling.  But baffle no more.  —  While the American Idol sensation addressed the rumors …

Jesse McCartney - No Nude Photo, Or Else  —  Jesse McCartney wants everyone to know ... if you publish a nude photo of him — even one that looks like him — he'll sue you.  —  The photo is floating around ... showing what looks like a naked McCartney all by his lonesome, laying on a bed with a candy G-string, fully exposed.

Panic Over Heidi Montag Topless Photos  —  Moments after Heidi Montag's newest chesticular operation, her assistant went into full panic mode after a camera containing photos of Heidi's bare jumblies went missing during an ambulance ride.  —  It all went down in November as Heidi …

Sutherland wears dress on ‘Letterman’  —  Kiefer Sutherland donned a dress for his appearance on last night's instalment of The Late Show With David Letterman.  —  The 24 star joined Letterman on stage wearing army boots and a green patterned dress with a long-sleeved white shirt underneath.

George Clooney to Host MTV Telethon for Haiti  —  This is exclusive to this column: actor George Clooney is planning to host a telethon to raise money for the people of Haiti next Friday on all the MTV channels.  —  George told me last night at a private reception for his movie “Up in the Air” …

‘Gossip Girls’ gone wild at eatery  —  Certain cast members of “Gossip Girl” behaved exactly like the obnoxious, ill-tempered rich kids they play on TV at Philippe Tuesday night, according to a fellow diner.  —  Leighton Meester,  —  Ed Westwickand a posse of their pampered pals barreled …

Ask Ausiello: Spoilers on 'Grey's,' ‘House,’ ‘Glee,’ ‘Bones,’ and more!  —  Got a scoop request?  An anonymous tip you're dying to share?  Just want to say hi?  You can send any/all of the above to ausielloscoop@ew.com  —  Question: What's coming up for Sam and Addison on Private Practice?

‘Green Lantern’ announced one villain, but word is Jackie Earle Haley is playing Sinestro  —  Everyone's up in arms about “Spider-Man” this week, and I can understand why.  It's huge news.  But it's certainly not the only superhero film that's gearing up to shoot, and “Green Lantern” …

Rep: Katy Perry Is Not Pregnant  —  Despite the rumors circulating online, Katy Perry is not pregnant.  —  The star's rep tells UsMagazine.com that reports claiming Perry — who got engaged to Russell Brand on New Year's Eve in India — was getting a sonogram and showing off a baby bump were “not true.”

This week's cover: James Cameron reveals plans for an ‘Avatar’ sequel  —  Categories: Avatar, Movies, This Week's Cover  —  Before it hit theaters, Avatar, which has amassed $1.3 billion at the worldwide box office, seemed to many in Hollywood like a crazy gamble.