Paparazzi Photo

Hugh Jackman and daughter Ava played around in the snow today, tossing a few snowballs at a photog as they walked through the West VIllage.

Melissa Etheridge reunited with her ex-GF Tammy Lynn Michaels for a mommy & mommy meal with their 5-year-old twins this week ... but afterward, Tammy let the world know they still DESPISE each other.

The gang met up for an overpriced lunch at Jerry's Deli in Woodland Hills, CA -- but when she got home, Tammy tweeted, "Sometimes you gotta plaster a sh*t-eating grin on your face for the sake of the kids.:-) "

Rihanna was hanging by a few small threads in Hawaii yesterday -- testing the structural integrity of a tiny black thong bikini, while sunning her 23-year-old buns in the ocean ... on a paddleboard.

Whatever floats her butt.

"Avatar" actress Zoe Saldana is one real-life badass action hero -- rushing to the aid of an elderly woman in L.A. yesterday ... after a car accident left a bloody gash on the lady's face.

According to reports, 33-year-old Zoe was driving along in Culver City when she noticed the accident and jumped into action -- helping the woman out of her car and onto the sidewalk.

Saldana called 911 on her cell phone -- and then stayed by the woman's side until an ambulance arrived.

​Muscle god Chris Hemsworth celebrated the news that his gorgeous wife Elsa Pataky is pregnant with their first child just like anybody else would ... by diving down an inflatable slide off a helicopter-carrying luxury yacht with Matt Damon in St. Barts on Wednesday.

This is how Thor and Jason Bourne unwind.

For the first time since accidentally walking into a spinning plane propeller last month, model Lauren Scruggs was pictured in seemingly good spirits as she left a Dallas hospital with her parents on Tuesday.

The 23-year-old lost her left eye and left hand in the horrific Dec. 3rd accident and has been undergoing extensive rehab.

According to a federal report just released, the pilot of the plane claims he attempted to warn Scruggs about the propeller and guide her to safety. When he thought she was out of harm's way he returned to his seat, only to then hear someone scream, "Stop, Stop."

While on a trip to Mumbai on Monday, Oprah Winfrey got all decked out in a chic sari, the silk garment popular with women in India.

Lil' Kim -- and her badonkadonk -- tried to relive some of their hip-hop heydays by droppin' it like it's hot while on stage at a party at an IMAX movie theater in Tampa this weekend.

Before ticking off Elton John's husband by winning for Best Original Song at the Golden Globes last night, Madonna got into another altercation ... by accidentally stepping all over Jessica Biel's unfortunate dress on the red carpet.

But Biel didn't feel the need to rant on and on about it on Facebook, as she and Madonna appeared to laugh off the fashion faux pas moments later.

No fighting over material, girls.

Katy Perry was all smiles on Thursday, spotted on the Santa Barbara set of a photo shoot for Adidas.

Perry's now sporting a new blue hairdo, but she was sans wedding ring.

Russell Brand was spotted Friday for the first time since the divorce news broke, arriving at LAX with a throng of paparazzi waiting for him.

We're told the couple is on good terms, despite the divorce.

Paris Jackson really is a chip off the old King of Pop.

In the middle of playing high school softball the 13-year-old outfielder broke out one of her late dad Michael Jackson's famous dance steps.

Rocking some interesting blue hair, Katy Perry was spotted out in public on Thursday for the first time since splitting with estranged husband Russell Brand two weeks ago.

The 27-year-old "California Gurl" was all smiles as she posed with a fan while on the set of an Adidas commercial she is filming in Santa Barbara.

As TMZ previously reported, Katy will continue living in the former couple's $6.5 million Hollywood Hills home and Russell will move out.

While Russell filed for divorce after only 14 months of marriage, he and Katy are said to still be on reasonably good terms.

With a big smile on her face, "Real Housewives of Beverly Hills" star Kim Richards hit up Mr. Chow last night ... her first public outing since checking out of rehab earlier this month.

The 47-year-old went to the Beverly Hills celebrity hot spot with her big sister Kathy Hilton.

In December, Kim entered rehab for treatment of alcohol abuse and other "serious issues."

Family members have said Kim is doing "really well" since completing the 30-day program and are optimistic she'll stay on track.

The awards aren't until Sunday, but Playboy's Miss August 2010 Francesca Frigo showed off her gorgeous golden globes in a hot pink string bikini in Miami on Tuesday.

Like a good auntie, Kelly Rowland went shopping for a gift for Beyonce and Jay-Z's baby girl Blue Ivy Carter in NYC on Monday.

The former Destiny's Child member hit up the Lucky Wang baby boutique and picked up a green Bob Marley onesie.

Fresh from vacationing with George Clooney, Stacy Keibler and Cindy Crawford in Mexico, Alex Rodriguez and his new girlfriend/wrestling diva Torrie Wilson continued soaking up the sun and showing off their lean, ripped physiques at his house in Miami this weekend.

Gym. Tan. Lovers.

And if that wasn't convincing enough -- here's a pic of the new couple getting nibbly in A-Rod's pool.