I'M RETIRING  —  BREAKING HEARTS  —  Justin Bieber is done with show biz ... so he says — thing is, we don't believe him.  —  Justin was at Power 106 in L.A. today, and said after his next album drops he's retiring.  The album comes out next week.  —  We talked to people in Bieber's camp and they said he was joking.

Warner Bros Sets 'Gilligan's Island' As Star Feature Vehicle For Josh Gad  —  EXCLUSIVE: Remember Gilligan's Island, the venerable 1960s TV series about seven castaways who wind up stranded on a tropical island after a torrential storm shipwrecks their yacht The S.S. Minnow?

It Should Be Against The Law To Call Someone Fat On TV, So Says Jennifer Lawrence  —  File this under: Joan Rivers is about to take off her “good face” and put on her “fighting face” before going after Jennifer Lawrence.  Again.  —  Hollywood's sweetheart Jennifer Lawrence dried …

ORLANDO BLOOM IS NOT YOUR AVERAGE ROMEO  —  Whether playing a blond-haired, blue-eyed elf or Romeo, the original heartthrob himself, Orlando Bloom has always quickened pulses.  But, as Mickey Rapkin learns, when it comes to the spiritual Brit's own passion plays, mellow is his mantra  —  Getty Images

Kim Kartrashian Denies Waxing Baby North's Eyebrow Situation  —  Since a Kardashian isn't officially a Kardashian until she's been dipped in a pot of wax, covered in strips and ripped of every hair on her body, some accused Kim Kartrashian of taking a tip from Backdoor Farrah's “How To Be A S**t Mom” …

Fifth Child on the Way for Bruce Willis  —  Bruce Willis is about to dive hard into daddy duty — again!  —  The Red 2 actor, 58, and his wife Emma Heming-Willis, 35, are expecting their second child together, a source confirms to PEOPLE.  —  The Willis' rep had no comment on the family's happy news.

JOHN MAYER DEBUTS NEW “WHO YOU LOVE” MUSIC VIDEO, STARRING KATY PERRY  —  John Mayer and Katy Perry love each other soooooooo much!  So much so that overly affectionate couple just released a new video of their duet, “Who You Love.”  And we are [gagging] — so happy for them!

The GQ Cover Story: Bradley Cooper Is A-List Now, Bro  —  You know the guy who once made playing jerks look too easy?  Well, he's now an international box-office draw and Oscar nominee.  (Speaks French, too!)  —  Oahu, Hawaii: Speeding down the side of a volcano in a rental-car-colored Chevy Cruze …

Rihanna For Balmain  —  RIHANNA is the new face of Balmain.  Described as an “icon” by the label's creative director, Olivier Rousteing, the singer stars in the forthcoming spring/summer 2014 campaign - due to appear in magazines from January.  —  “In front of the camera …

Kelly Rowland Confirms Engagement to Tim Witherspoon: “He Put a Ring On It” Via Skype!  —  Kelly Rowland's man put a big ring on it — and she has technology to thank!  —  As Us Weekly reported back in November, Rowland is engaged to wed her manager and boyfriend Tim Witherspoon.

Michael Jordan — I'm Having Identical Twins!  —  I'M HAVING IDENTICAL TWINS!  —  EXCLUSIVE  —  Michael Jordan is on his way to creating a basketball team of his own ... TMZ Sports has learned he's having IDENTICAL twin girls.  —  Michael's wife, Yvette Prieto, is pregnant, though we don't know how far along.

Colin Farrell: Elizabeth Taylor Was the “Last Kind of Romantic Relationship I Had”  —  In another lifetime, Colin Farrell and Elizabeth Taylor might have been great lovers.  Speaking with Ellen DeGeneres on Monday, Dec. 16, about his unique friendship with the legendary screen siren …

Jared Leto: It's ‘Kind Of Ridiculous’ To Complain About Oscar Recognition  —  Thanks to nominations from the Screen Actors Guild and Golden Globes as well as numerous critics' groups awards, Jared Leto is well on his way to earning an Oscar nomination for Best Supporting Actor.

Lindsay Lohan — I'm Gonna Sing Again!  —  I'M GONNA SING AGAIN!  —  EXCLUSIVE  —  Lindsay Lohan — forever in search of a career resurrection — is now setting her sights on reigniting her singing career ... TMZ has learned.  —  Lindsay was in a New York City recording studio over the weekend, experimenting with various tracks.