Beauty

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.

Korn bassist Reginald "Fieldy" Arvizu has turned his back on his own heart -- getting a bleeding ticker tattooed between his shoulder blades last week ... and TMZ has obtained the inky pictures.

Fieldy hit up Goodfellas tat shop in OC on Friday with his rapper pal Ditch -- and famed shop owner Steve Soto personally inked up the rock star's spine ... inscribing a melting candle "sacred heart" design.

It's unclear how much the bassist paid for the privilege, but we're told Steve typically charges around $1,200 for similar tattoos.

Despite over 45 years in the business, Dolly Parton still looks brand new.

Here's the 34-year-old Queen of Country back in 1980 (left) -- and nearly 32 years later, the 65-year-old at the Hollywood premiere of her new movie "Joyful Noise" this week (right).

The "9 to 5" star is timeless.

Blondish babes Diane Kruger, Busy Philipps and Michelle Williams joined forces at an event in Hollywood this week.

Question is ...

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.

It's the most famous mustache in the universe, but Hulk Hogan says he's finally ready to shave off his iconic facial hair -- FOR A MOVIE!!!

Hulk announced his plans to shatter the space-time continuum yesterday in Florida -- telling TMZ, "I'm getting ready to go on some auditions. I'm getting ready to shave my head and my mustache. So that should be scary ..."

Hulk also said he's all better after his dental surgery Tuesday night -- when doctors operated to remove a metal tack from his mouth ... and clean up the surrounding infection. Long story.

Hulk added, "Theme for the day is ... kids, take care of your teeth."

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.

Legendary country diva Dolly Parton got busted last night.

The naturally talented 65-year-old showed off her trademark ginormous bosom buddies at the premiere of her new film "Joyful Noise" in L.A.

Eddie Cibrian enjoyed a bootyful weekend in Hawaii watching his wife LeAnn Rimes play bocce ball in an itty bitty thong bikini.

For singer Craig David, R&B stands for ripped and buff.

The ridiculously yoked 30-year-old showed off his flawless body during a shirtless run in Miami this weekend.

Even if you don't know any of his music, there's no denying he has an amazing body of work.

Melanie Griffith proves blondes really do have more, er, fun.

Here's the 30-year-old celebuspawn back in 1987 (left) -- and 25 years later, the 54-year-old at an event in Hollywood this week (right).

Whatever she's doing it's working, girl!

Rachel Uchitel showed off the unborn baby female fetus growing inside her by rockin' a sexy two-piece bikini in Cancun the other day.

The 36-year-old former Tiger Woods mistress bronzed her five months pregnant bones while vacationing with her husband Matt Hahn.

Charlie Sheen is getting himself camera ready, hitting up a cosmetic dentist yesterday to presumably fix the hole in his smile that's been troubling him for some time.

Sheen posed the pic on WhoSay yesterday, adding, "today spent w/ brilliant cosmetic dentist Dr Kevin Sands! the grill now perfect for Fiat, DirectTV & Anger Management! Smile world!"

And the whole world smiles with you ...

All original members of '90s boy band Boyz ll Men (Shawn Stockman, Michael McCary, Nathan Morris and Wanya Morris) came together to get their star on the Hollywood Walk of Fame on Thursday.

Question is ...

Dear Aida Yespica,

You lose.

Love,