Sheen's Kids Removed After Alleged Death Threat  —  A judge temporarily stripped Charlie Sheen of custody of his twin sons Tuesday, after Brooke Mueller submitted a declaration in which she alleged Charlie said, “I will cut your head off, put it in a box and send it to your mom” ... TMZ has learned.

Snooki Discusses Smushing and the Stress of ‘Jersey Shore’ in Rolling Stone Cover Story  —  'We can't have cellphones, TV, radio or the Internet.  There's no normalcy.  It's just like prison, with cameras'  —  By  —  Watch video of Snooki's Rolling Stone cover shoot with Mark Seliger below.

WORLD PREMIERE: Listen to Kim Kardashian's Debut Single “Jam” [AUDIO]  —  Kim Kardashian joined us in studio with sister Kourtney Kardashian to premiere her single “Jam” Wednesday morning on “On Air with Ryan Seacrest” as well as dish about current boyfriend and Nets player, Kris Humphries.

Serena Williams Suffers Pulmonary Embolism  —  Serena Williams looked stunning at Sunday night's Elton John AIDS Foundation Academy Awards Viewing Party - but, privately, the tennis ace was struggling with a serious health scare that took a dramatic turn on Monday.

The Christina Aguilera Mug Shot the Cops Didn't Want You to See  —  Does Christina Aguilera look publicly intoxicated to you?  —  The spiraling pop diva was arrested on suspicion of that very charge early this morning, and here is the photographic evidence of the bust, exclusively obtained by E! News.

Justin Bieber is a Badass Now  —  Obviously someone's been staying up past his bedtime watching The Winner stick it to the man, because here's the now-former Child Messiah Justin Bieber embracing the Dark Side and flipping off the paparazzi while celebrating his 17th birthday last night with Selena Gomez who looks just so, so thrilled.

Galliano Said to Be Headed for Rehab  —  PARIS — John Galliano, the talented and troubled designer who was fired by Dior for making anti-Semitic remarks in a drunken rant at a Paris bar, left France to enter rehabilitation on Wednesday, according to friends who would speak only anonymously because of the sensitivity of the situation.

Is Cougar Courteney Cox showing off a bustier bikini body in tiny two-piece?  —  She might be 46, but age seems to be no barrier for Courteney Cox's gravity-defying bikini body and the actress made sure to show off her ample curves while in Hawaii.  —  Courteney was filming Cougar Town …

Keith Richards' Fashion Model Daughter — ARRESTED  —  Keith Richards' 25-year-old daughter was arrested last night — after the famous fashion model allegedly defaced public property ... while in possession of marijuana and a controlled substance ... TMZ has learned.

Ryan Gosling & Olivia Wilde Spending Time Together  —  Olivia Wilde and Ryan Gosling at the Golden Globes  —  House actress Olivia Wilde is newly single, but recently she's been spending time in the company of a new guy - Ryan Gosling.  —  On Feb. 27, the pair were spotted at Nada …

Sean Penn & Scarlett Johansson — The Lunch Date  —  With her foot in his lap during lunch, Scarlett Johansson, 26, got friendly with Sean Penn, 50, at Cuban restaurant Versailles in L.A. on Monday.  —  We're told the two were seen smiling and laughing together during the meal …