In a new ad campaign, Justin Bieber sends a message to fans around the world: be nice to animals!

Says the singer, who adopted a dog named Sam from a shelter: "It's really important that people adopt. A lot of animals are getting abused in different homes, different situations. I think it's important that we stay aware of these situations."

Posted in: PETA

From WORLD EXCLUSIVES to HOLIDAY MIRACLES, a pair of supermarket tabloids have the Kardashians covered this week.

There's just one problem: no one in that family is pregnant or planning to adopt any children. Other than that, these stories are 100% accurate...

Posted in: Kim Kardashian

It might be hard for Willow Smith to whip her hair these days.

The famous, talented daughter of Will and Jada showed up on Friday at Madison Square Garden for Z100's Jingle Ball with a retroactive bowl cut. It's quite a departure from the extensions that helped Willow's recent rise to stardom.

Nikki Sixx has the easiest job in Hollywood: be a better mate to Denise Richards than Charlie Sheen was during his marriage to this Z-list actress.

The Motley Crue bassist has been neighbors with Richards for years, Us Weekly reports, with the relationship recently taking a turn to the romantic.

Posted in: Denise Richards

Controversial liberal filmmaker Michael Moore and other celebrities are putting their names and bank accounts on the line for WikiLeaks founder Julian Assange.

Assange, who was arrested for sex crimes in the UK last week, remains in custody pending an appeal by authorities against a judge's decision to grant him bail.

Posted in: Michael Moore

Mark Zuckerberg has beaten out an assortment of trapped miners, a group of bitter voters and a shady Internet activist for the title of Time's Person of the Year.

Handed out since 1927, this honor is described by the magazine as the individual who "has done the most to change the news, for better or worse." Past recipients have ranged from Adolf Hitler to The Computer to Bill Clinton.

Posted in: Mark Zuckerberg

Like Saved By the Bell, MTV's Teen Mom is ready to debut its new class. Only with babies, and with knocked up teens instead of Zach Morris knock-offs.

With Leah Messer (pictured) and her ilk taking center stage, Us is all over it like ... Us on the original Teen Mom stars. Or The Hills cast prior to that.

Posted in: Teen Mom