MTV Bringing Back Punk'd, With Host Justin Bieber  —  MTV may need to start shopping for a trucker hat that won't mess with Justin Bieber's hair, because multiple industry insiders tell Vulture that the tween singer has been all but officially tapped as the host of a revival of Ashton Kutcher's Punk'd …

Lisa Rinna Goes Under Knife to Reduce Upper Lip  —  She swore she'd never touch her infamous pucker again, but on Aug. 26, Lisa Rinna did just that - surgically reducing the size of her upper lip.  —  “My lips started to define who I am,” Rinna, 47, tells PEOPLE about why she decided to undergo the procedure.

Are Rachel McAdams & Michael Sheen an Item?  —  In addition to her impressive film resumé, Rachel McAdams is also no slouch in the dating department.  Among her exes: Josh Lucas and Ryan Gosling.  —  Now the Canadian actress, 33 - who has starred in Mean Girls, The Wedding Crashers …

Rumer Willis and Boyfriend Split  —  Rumer Willis and her actor boyfriend Micah Alberti have parted ways.  —  “They decided it wasn't working,” a source close to the couple tells PEOPLE.  “They're moving on.”  —  Willis, 22, whose famous mother Demi Moore and stepfather Ashton Kutcher …

Actress Keira Knightley Chops Off Her Hair  —  Hair ye, hair ye: Keira Knightley has chopped off her hair.  —  The sexy Brit, 25, debuted a sleek new 20s-style bob Tuesday at the Chanel spring/summer 2011 show during Paris Fashion Week.  —  “I had my hair bobbed about a month ago …

EXCLUSIVE: Source: Chelsea Handler, 50 Cent Are Dating!  —  No joke: Chelsea Handler and 50 Cent are dating, a source confirms to UsMagazine.com.  —  The unexpected pair were photographed looking romantic at a New Orleans bar on Sunday.  —  “It's been going on awhile,” the source says of the comedienne and the rapper, both 35.

Jersey ‘Housewife’ Teresa Giudice Could Get Spun Off  —  Get ready Jersey, you're about to see a lot more of ‘Real Housewife,’ Teresa Giudice, as I'm told Bravo executives are discussing the possibility of giving the show's breakout star her own reality spin off show.

Betty Ford Sends Michael Lohan Packin'  —  Michael Lohan knows how hard it is to make it in the big city — he can't even get into rehab.  —  We're told Michael headed for the desert last Thursday ... to Rancho Mirage, home of the Betty Ford Center and temporary digs of Lindsay Lohan.

Betty White: You're Never Too Old for Sexual Desire  —  Betty White scoffs at the question.  —  “Does desire melt away with age?  I'm waiting for that day to come,” the 88-year-old tells AARP Magazine in its November/December issue.  “Sexual desire is like aging,” she continues, pointing at her head.

Madonna's pissed  —  Holy crap she scares me  —  Some untouched photos from Madonna's recent Dolce & Gabbana photoshoot were leaked to the web last week (before and after above).  Needless to say, Madonna was not pleased.  Oh no, now everyone knows she doesn't really look like a supermodel!

Video: Bruce Willis Introduces the Lady Gaga-Inspired Meat Toupee  —  Bruce Willis has never shied away from his baldness — that is, until he visited David Letterman's ‘Late Show’ with a new fashion statement inspired by the infamous Lady Gaga meat dress.  —  On Monday, he showed off his “all natural” meat hairpiece.

Video: Will.I.Am & Nicki perform on David Letterman (and a questionable Willow Smith x Nicki remix surfaces)  —  Uploaded by yardie4lifever2.  - Discover more webcam videos and video blogs.  —  Last night Nicki Minaj made her first second appearance on the Late Show with Letterman …

Vulture Premieres the Poster for Ryan Gosling and Kirsten Dunst's All Good Things  —  Starring Ryan Gosling, Kirsten Dunst, and Frank Langella — and hitting theaters on December 17 (and VOD on November 5) — Andrew Jarecki's All Good Things dramatizes one of New York City's most famous true-crime stories …

EXCLUSIVE INTERVIEW: Teen Mom Amber Portwood & Fiance In Couples Counseling After Fight, Says Dad  —  MTV Teen Mom star Amber Portwood is in couples counseling with her on-again, off-again fiancé Gary Shirley after the network aired a violent episode between the couple, RadarOnline.com has learned exclusively.

Rapper Lil' Wayne moved to solitary confinement after he is caught with music equipment in jail  —  Lil' Wayne will now have lots of alone time on his hands after getting banished to Rikers Island's version of solitary confinement Monday, the Daily News has learned.

Christina Hendricks Smokes?  —  Or more importantly, Christina Hendricks has a head, arms, mouth, shoulders, neck, hands, legs, lower torso?!  —  Who's doing this to me?  WHY ARE YOU RUINING MY LIFE?!  —  Photos: Pacific Coast News

Robert Pattinson & Kristen Stewart Eat Dinner At Ago  —  INF Daily caught Twilight stars/lovers Robert Pattinson and Kristen Stewart dining at Ago in Los Angeles last night.  The couple - who aren't fond of the paparazzi - appeared especially cranky, to the point of downright miserable.

David O. Russell Quits Pride and Prejudice and Zombies to Make Old St. Louis (Without ScarJo)  —  Pride and Prejudice and Zombies is dead.  (Or is it undead?)  Vulture can exclusively report that director David O. Russell is exiting the project based on the best-selling novel by Seth Grahame-Smith …

I want to spend the night at Heidi Klum's house  —  Heidi Klum is rather attractive  —  I really should climb out of the crawl space and spend more time actually in Heidi Klum's house — especially her sexy bedroom with all the nude pictures hanging.  It's basically a 15-year-old boy's room, minus the expensive frames.

EXCLUSIVE: Jersey Shore's Pauly D's Spin-Off Has Started Shooting  —  DJ Pauly D is saying ‘goodbye’ to the Jersey Shore and ‘hello’ to life on the road.  —  EXCLUSIVE PHOTOS: Pauly D Long Before 'GTL"  —  The spiky haired deejay has officially begun shooting his very own reality TV show …

A Tom Cruise and Jack Nicholson reunion?  —  EXCLUSIVE — Here's a truth we could handle: Tom Cruise and Jack Nicholson sharing the big screen again.  —  The two A-listers, who famously squared off in a courtroom in the 1992 blockbuster “A Few Good Men,” could be teaming and going on the run in …

Kate Plus 8 Still Off TLC's Schedule  —  PHILADELPHIA - Kate Gosselin's reality TV show “Kate Plus 8” remains off TLC's official online schedule, and the show has gone silent on Facebook.  —  Slideshows: Two Years Of Kate¿s Changing Looks |  Gosselins Vs. The Duggars |  Field Guide To The Gosselins |

Alexander Skarsgard on that bloody Rolling Stone cover  —  Most celebrity photo shoots take weeks of planning, but that controversial Rolling Stone cover featuring a nude and bloodied trio of “True Blood” stars?  It “just happened on the day” - or so claims Alexander Skarsgård in a new interview with GQ UK.