THE AGONY OF ZAC EFRON  —  WOULD YOU BELIEVE THE CHARLIE ST. CLOUD STAR HAS BIGGER PROBLEMS THAN POISON OAK ON HIS NETHER REGIONS?  TURNS OUT, BEING THE NICEST ACTOR IN HOLLYWOOD IS TORTURE.  —  Zac Efron refuses to shake my outstretched hand.  “Oh, dude, I can't,” he says.  “I've got a bad case of poison oak.”

Charlie Sheen — ‘Train’ Song Sparked Aspen Fight  —  Charlie Sheen claims the infamous Christmas Day incident with his wife Brooke Mueller all started after she learned that Charlie and one of his daughters shared “an affinity” for a song by the band Train, this according to new legal documents obtained by TMZ.

Portia to Ellen: I Want to Be a DeGeneres!  —  TMZ has learned ... Portia de Rossi will become Portia DeGeneres.  —  Portia has filed a petition to legally change her name to Portia Lee James DeGeneres.  She filed the papers in L.A. County Superior Court last Friday.

Weezer Reveal ‘Hurley’ Album Cover — Exclusive  —  After putting a flying dog on the cover of ‘Raditude,’ Weezer are one-upping themselves for their upcoming eighth LP, ‘Hurley.’ This time 'round, they're forsaking an airborne animal for a celebrity: actor Jorge Garcia …

Vampires Dominate 2010 Teen Choice Awards  —  Bloodsuckers struck another vein at the Teen Choice Awards with ‘The Twilight Saga’ ruling Sunday's ceremony with 12 wins, including choice fantasy movie and villain, while ‘The Vampire Diaries’ sucked up seven surfboard-shaped trophies at the taped ceremony …

Levi Johnston — Lost a Fiancee, Gained a Reality Show  —  Levi Johnston is no longer engaged to Bristol Palin — but he's got a sweet new reality show deal to help him get over it.  —  Sources close to Johnston tell TMZ he signed a new reality deal this weekend, one that doesn't include …

FIRST LOOK: Justin Bieber's Book Cover Revealed  —  His debut album was all about My World.  Now, Justin Bieber wants to share more of his Story.  —  The pop star's first book, Justin Bieber: First Step 2 Forever: My Story, will hit bookstore shelves in October but PEOPLE.com has a first look …

Rod Stewart to Be a Dad - Again  —  Congrats are in order for Rod Stewart: The rock legend and father of six - who said last fall that he was hoping for one more child - and his wife, Penny Lancaster, are expecting a baby.  —  “We were thrilled and delighted to be able to tell Alastair …

Women Don't Need Men to Be Good Moms  —  In her new movie The Switch, Jennifer Aniston plays a woman who decides to get pregnant in a non-traditional way - with a “turkey baster,” her friend jokes in the film.  —  During a press conference at the Four Seasons Hotel in Beverly Hills on Sunday …

Fantasia Faces Legal Troubles In Sex Tape Scandal  —  Fantasia Barrino was named in a lawsuit earlier this week when a North Carolina woman accused Barrino of not only having an affair with her husband but of also making a sex tape with the married man!  And unfortunately for Fantasia …

Birthday Boy Maddox Jolie-Pitt Satisfies a Need for Speed  —  From left: Maddox, Zahara and Pax Jolie-Pitt  —  He still has a way to go before he can get a driver's license, but Maddox Jolie-Pitt, who turned 9 on Aug. 5, hit the race track during a belated birthday celebration with his family on Saturday.

24's Annie Wersching Welcomes a Baby Boy  —  Annie Wersching's latest mission: Motherhood.  —  The 24 actress, 33, gave birth to her first child with husband Stephen Full Sunday at 4:46 PM in Los Angeles.  —  Baby Freddie (middle name: Wersching) Full, who weighs 7 lbs., 15 oz. …

'Inception's' Cillian Murphy eyeing role in 'I'm.mortal' (exclusive)  —  Cillian Murphy, one of the key players in “Inception,” is in final negotiations to star with Amanda Seyfried and Justin Timberlake in Fox and New Regency's “I'm.mortal,” Andrew Niccol's latest sci-fi drama.

Exclusive: Trey Songz Reality Show A Ratings Disaster  —  Scantily clad singer Trey Songz may not see his BET reality show ‘My Moment’ renewed for another season - if it's latest viewing figures are anything to go by.  —  Full story after the jump...  After a somewhat promising start back in June …

With Lindsay in Rehab, Assistant in Dina & Ali Hell  —  There is actually a job more insane than being Lindsay Lohan's assistant — tending to the needs of her mom and sister!  —  Sources close to Elinore, Lindsay's long-suffering assistant, tell TMZ she is “miserable,” “super-stressed” …

Katy Perry rips ex on new album  —  Katy Perry trashes her ex-boyfriend Travis McCoy in a song on her upcoming album, “Teenage Dream.”  —  The pop singer dated McCoy on and off throughout 2008 while McCoy was the lead singer of the band Gym Class Heroes.  Perry and McCoy broke up shortly after New Year's 2009.

Goldenberg lights ‘Lantern 2’  —  Warner signs scribe to pen comic hero sequel  —  Warner Bros. is moving ahead on a second “Green Lantern,” hiring Michael Goldenberg ("Harry Potter and the Order of the Phoenix") to write the screenplay for the sequel.  With the first pic's June 17 release date …

Rachel Zoe: “I Die”  —  The much-talked-about stylist has developed a cult following for her look, her reality show, and her dramatic turn of phrase.  But what would happen if she really did die for fashion?  America's top designers go in for the kill.  Click here to see Rachel Zoe's finest red-carpet moments.