Beyonce is gearing up for her big comeback performance in New Jersey!

Jay-Z's 30-year-old wifey, who gave birth to daughter Blue ivy in January, will be performing a four-night show at the Revel casino beginning tonight.

Check out this behind-the-scenes footage of B! She sure dropped that baby weight awfully fast. Pretty unreal, indeed.

Paris Hilton and Janet Jackson both chose white gowns for amfAR's Cinema Against AIDS party at Cannes ... and no one is objecting!

Both ladies look absolutely stunning while showing off plenty of skin in their custom couture dresses.

The heiress rocked a Basil Soda creation while Ms. Jackson wore an Emilio Pucci white silk cady halter gown

Once you go white ...

Can you say dedication?!

We caught Hilary Duff leaving yet another gym session in Century City on Thursday, and the Lizzie Maguire star sure isn't messing around with her post-pregnancy weight loss routine!

Maybe the 24-year-old new mom is getting her body in tip top shape for a new role?! Mrs. Mike Comrie tweeted, "So excited about my new agents at Gersh! Great meeting today! Now Luca and I are off to the doctor to get his first shot! Poor guy!"

Good thing Hil's hubby just retired from the NHL, because it sounds like his wifey is about to be one busy lady!

Leave it up to Kim to bring the sex appeal to Cannes!

Kim Kardashian attended the 2012 amfAR Cinema Against Aids gala on Thursday night in France, and the E! darling chose a bright yellow Elie Saab gown with a thigh high slit for the big night. Ooo la la!

The Keeping Up with the Kardashians star has been a busy bee while overseas, but for once she's not focused on herself, but rather boyfriend Kanye West and the premiere of his short film "Cruel Summer." This new couple has been splashing their love and support for each other all over town!

Kris Humphries never received KK's undivided attention, so her new love affair must be serious!

Snooki is about to give birth to a baby boy!

The Jersey Shore star revealed the big news on her new spin-off show, the MTV series called Snooki and JWoww vs. The World, which shows the big moment where Snooks attends her first ultrasound appointment!

The 24-year-old is expecting her first child with finace Jionni LaVille, and announced the big news in March. But the reality star recently revealed to InTouch mag, that she's disappointed she's not having a mini guidette.

"Everyone said I was going to have a boy, and they were right! I thought it was going to be a girl. I was hoping it would be, because all girls want girls. It's still my baby, no matter what. I'm excited either way," she said.

Congrats, Snooks!

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Alec Baldwin has had quite a dramatic week at the Cannes Film Festival this year, but the actor looks happy to be in the arms of his new fiancee, Hilaria Thomas.

After launching an all-out tirade against movie mogul Harvey Weinstein, and then immediately apologizing the next day, Baldwin looked relieved to be enjoying the amFAR charity AIDS gala in Cannes with his new bride-to-be, on Friday evening.

It's been rumored that the actor is planning to elope with his 28-year-old bride in the French Riviera this month, after dating for just a year.

Baldwin’s latest film, Rock of Ages, is set to premiere on June 15 in the US and UK, and he's gearing up to take on a new Woody Allen project alongside Bradley Cooper and Cate Blanchett.

Don't mess with Jada Pinkett-Smith!

Will Smith's wifey hit the streets of Cannes with daughter Willow and gave photographers a strong message ... "You guys gotta get your pictures, then you gotta roll."

Jada then threatens to get "raw" if they don't comply. But the gorgeous mom of three says it with a smile!

You go, girl.

Now this is street style!

Amber Heard went shopping with model pal Agyness Deyn at The Grove on Thursday, and we're dying over this outfit she decided to wear for her day of retail therapy! Her choice of a chic white sheath dress with cream cardigan and black belt proves why she's one of the hottest women in Hollywood!

The Pineapple Express star has been in a relationship with partner Tasya Van Ree for over three years, but rumors surfaced recently that the 26-year-old bisexual actress is enjoying a new hot romance with Rum Diaries co-star Johnny Depp.

The Pirates of the Caribbean actor has been plagued by rumors he's breaking up with his partner of 14 years Vanessa Paradis, and after he was spotted getting cozy with the blonde beauty in Las Vegas on April 25, we're not sure what to believe!

Give us the straight story, Ms. Heard!