Conan O'Brien Says He Won't Host ‘Tonight Show’ After Leno  —  Conan O'Brien released a statement Tuesday saying that he no longer wanted to be the host of “The Tonight Show” on NBC if it appeared at 12:05 a.m.  —  Mr. O'Brien's brief run as host at 11:35 p.m. is to be cut short next month …

Heidi Montag: Addicted to Plastic Surgery  —  At just 23 years old, The Hills star Heidi Montag decided to go under the knife for a second time and have a staggering 10 plastic-surgery procedures in one day.  —  “For the past three years, I've thought about what to have done,” the reality star tells PEOPLE.

BUZZ: Has Tiger Woods Checked into Sex Rehab?  —  In the ever-changing story about Tiger Woods, word has resurfaced that he may have entered an upscale clinic in Arizona for sex rehab, according to sources contacted by PEOPLE.  —  The sources say that Woods entered The Meadows …

Hugh Hefner: Twins Moving Out of Playboy Mansion  —  Is Hugh Hefner ready to be a one-woman man?  —  The Playboy mogul exclusively tells me that two of his three girlfriends, 20-year-old twins Kristina and Karissa Shannon, are moving out of the legendary Mansion and into the neighboring Playmate House.

EXCLUSIVE: ‘Chuck’ Star Zachary Levi Splits with Girlfriend  —  Chuck star Zachary Levi is back on the market.  The actor, 29, has broken up with singer Caitlin Crosby after two years together, a source tells UsMagazine.com exclusively.  —  “He broke up with her on Saturday after his big NBC premiere aired …

Justin Timberlake and Jessica Biel Officially Over  —  HOLLYSCOOP EXCLUSIVE  —  by:  —  Ani Esmailian  —  Good news for all the ladies—It looks like Justin Timberlake is officially back on the market!  —  While Jessica Biel is in Africa climbing the 19340 -foot Mt. Kilimanjaro …

Zach Galifianakis, Paul Rudd reteaming  —  Duo sign on for ‘Will,’ marking their second comedy together  —  Zach Galifianakis and Paul Rudd, who appear together in Paramount's upcoming comedy “Dinner for Schmucks,” are teaming up again to star in the Paramount comedy “Will.”

Joey Fatone Welcomes a Daughter  —  It's a second daughter for Joey Fatone and wife Kelly, the 'NSYNC singer tells PEOPLE exclusively.  —  Kloey Alexandra Fatone arrived Monday evening in Orlando, Fla., weighing in at 5 lbs., 8 oz.  She joins big sister Briahna, 8 ½.

EXCLUSIVE: Cops Believe Jon Gosselin's Ransack Claims Are Publicity Stunt  —  New York police investigating the “ransacking” of Jon Gosselin's apartment believe the event was a publicity stunt, sources familiar with the situation told RadarOnline.com exclusively.

Hollywood's Top-Earning Couples  —  These Tinseltown twosomes have fame, love and money.  Lots and lots of money.  —  LOS ANGELES — The indisputable king and queen of the hip-hop prom are Jay-Z and Beyonce Knowles.  The couple, who quietly married in 2008, not only produce and sing …

Emma Watson burnishes her ethical fashion credentials  —  The Harry Potter star has designed a range of ethical clothing.  Is it stylish or merely on-message politically?  —  The thought of a young successful actress designing an ethical fashion range might seem, at first glance …

Seacrest Pulling Double-Duty on Idol?  “Anything Possible,” Says Source  —  Does Ryan Seacrest have it in him to start playing favorites on American Idol?  —  Sources tell E! News that the idea of Seacrest doubling as host and judge remains in play as producers grapple with the question …

‘Up in the Air’ nabs NBR best picture award  —  NEW YORK —George Clooney, watch your back.  —  At Tuesday's National Board of Review gala, where Clooney was honored for playing a corporate downsizer in the drama Up in the Air, his costar and fellow honoree Anna Kendrick admitted that working with him has its downsides.

‘Lives of Others’ director to helm ‘The Tourist’ with Angelina Jolie and Johnny Depp  —  The many machinations of the spy flick The Tourist seem to all be coming to a head.  Graham King's GK Films has just confirmed that German director Florian Henckel von Donnersmarck …

EXCLUSIVE: MICHELLE WILLIAMS PARTS WAYS WITH MUSIC WORLD  —  That Grape Juice has exclusively received word that Michelle Williams has parted ways with Mathew Knowles and Music World Entertainment!  Check out Michelle's official statement below: … WOW!  —  Your thoughts?

Robert Pattinson to Play Spider-Man?  —  Robert Pattinson is reported to be the top pick for a Tobey Maguire replacement for Spider-Man 4.  We've seen him scale a tree, so he can probably handle some skyscrapers!  —  News spread Monday that Tobey, who played Peter Parker/Spider Man …

Peter Sarsgaard in ‘Green Lantern’ talks  —  Peter Sarsgaard is in negotiations to play the villain in “Green Lantern,” Warner Bros.' big-budget, Martin Campbell-directed tentpole based on the DC Comics super hero.  —  Ryan Reynolds is starring as Hal Jordan, the test pilot who finds …