Jennifer Lopez and beau Casper Smart walk hand in hand as they leave their hotel together on Tuesday (July 24) in New York City.

The former American Idol judge and entertainer, who celebrated her 43rd birthday, was joined by Casper, friends, family, and her children Emme and Max on a private yacht to dance the night away.

PHOTOS: Check out the latest pics of Jennifer Lopez

“Mr. Softee vanilla cone w/ sprinkles on my birthday!!,” Jennifer wrote on her Twitter account. “#itsaNewYorkthing #happygirl. Somebody loves me.”

10+ pictures inside of Jennifer Lopez celebrating her birthday in New York…

Lea Michele keeps it casual as she leaves Portofino on a sunny Tuesday (July 24) in Beverly Hills, Calif.

The 25-year-old Glee actress was all smiles as she left the salon.

PHOTOS: Check out the latest pics of Lea Michele

Over the weekend, Lea attended the Teen Choice Awards, where she won the award for Choice TV Actress in a comedy!

Lea is also gearing up to start work again – “Getting soooo much stuff done today before I start work tomorrow! Lots of errands,” she tweeted.

10+ pictures inside of Lea Michele leaving Portofino…

Kate Hudson will return as the face for Ann Taylor‘s Fall 2012 ad campaign – the first celebrity spokesperson to grace the brand’s campaigns for three consecutive seasons!

"I am really excited to continue as the face of Ann Taylor for another season," said the 33-year-old actress. "My experience with the Ann Taylor family has been collaborative and fun and that means everything to me. Everybody truly believes in the brand and they are doing amazing things! The fall collection is incredible. I feel like I have been really lucky to be a part of it – it's a really nice, wonderful family that I'm proud to represent.”

“The new Ann Taylor fall collection captures a woman's sensuality and confidence," added Kate. "I love the 60s Parisian influence, animal prints, silhouettes and bold, bright colors. The pieces are stylish, versatile and comfortable."

All items featured in the fall 2012 campaign are available starting in mid-August in Ann Taylor stores nationwide!

Christina Aguilera keeps it cool and casual as she steps out of the Sherman Oaks Medical Center on Tuesday (July 24) in Sherman Oaks, Calif.

The 31-year-old singer was accompanied by her boyfriend Matthew Rutler as she went for a check-up.

PHOTOS: Check out the latest pics of Christina Aguilera

Christina is currently getting ready to release her new single in August.

“The club banger was produced by Swedish pop hit-maker Max Martin, Billboard reports. “Its chorus is built around the line, ‘All I want to do is what you wanted.’”

10+ pictures inside of Christina Aguilera and Matthew Rutler at the Sherman Oaks Medical Center…

Katy Perry, has joined popchips as an investor and ambassador!

The 27-year-old global pop star will be featured in the company's first national advertising campaign launching this fall.

“I remember it was late at night, and i was craving a midnight snack without the guilt,” Katy shared. “The bag stood out in the minibar, and I was pleasantly surprised when I read the back of the label and saw that it was a healthier choice. I was hooked after my first bite! When I discover something good, I want to share it with everyone I know, so I tweeted about it; popchips came to me, and I’ve decided to invest in popchips and join the team as a creative partner!”

Katy, who was last spotted at The XX concert in LA, joins fellow popchips celeb investors such as Ashton Kutcher, and Sean “Diddy” Combs.

Taylor Swift is super cute on the set of a photo shoot on Tuesday (July 24) in Malibu, Calif.

The 22-year-old country cutie rocked a pair of bright red pants and a cream colored crocheted top for the photos – so chic!

PHOTOS: Check out the latest pics of Taylor Swift

Taylor attended the Teen Choice Awards over the weekend and was one of the night’s big winners, snagging 5 awards!

She tweeted her appreciation: “5 Teen Choice Awards?! I’m so happy I’m so happy I’m so happy I’m so happy I’m so happy– thank you so much for voting!”

10+ pics inside of Taylor Swift at a beachy photo shoot…

Kelly Brook leads the way to her car as she and beau Thom Evans leave breakfast together on Monday (July 23) in London, England.

The 32-year-old model looked summery as can be in her floral printed outfit.

PHOTOS: Check out the latest pics of Kelly Brook

“Taking a lovely RoadTrip through the English countryside visiting my favourite gardens x” Kelly tweeted after their meal. Sounds like fun!

In case you missed it, check out Thom‘s amazing shirtless physique on the cover of Attitude UK magazine!

Chad Everett, most famous for his role as Dr. Joe Gannon on the CBS television series drama Medical Center, has passed away at the age of 75.

Chad‘s daughter, Katherine Thorp, said he died Tuesday (July 24) at his home in Los Angeles after a year-and-a-half-long battle with lung cancer, according to the Associated Press.

The Golden Globe-nominated actor was also known for his roles in The Love Boat, Murder She Wrote, Melrose Place, and most recently ABC’s Castle.

We send our condolences to Chad's friends and family during this difficult time.

Zoe Saldana keeps it classic as she steps out for a bite to eat on Tuesday (July 24) in Studio City, Calif.

The 34-year-old actress reportedly went out for Japanese food for lunch with a gal pal.

PHOTOS: Check out the latest pics of Zoe Saldana

Zoe was nominated for and won a Teen Choice Award over the weekend for her work in Colombiana!

She also tweeted a hint about something exciting to come. “We’re shooting something special coming ur way Fall 2012!” she posted, along with a picture.

10+ pics inside of Zoe Saldana leaving lunch…

Cate Blanchett rocks a geek chic look in horn-rimmed glasses as she steps out on Monday (July 23) in New York City.

The 43-year-old Aussie actress reportedly did a little shopping before heading to City Center for a performance of “Uncle Vanya.”

PHOTOS: Check out the latest pics of Cate Blanchett

Cate‘s hubby Andrew Upton directed the Sydney Theatre Troupe’s version of Anton Chekhov‘s play.

She’s been getting rave reviews – “[Cate]‘s more than beautiful in the catalyzing role of Yelena: she's otherworldly,” reports the New York Observer. “Uncle Vanya” runs until July 28.

Rosie Huntington-Whiteley keeps it fresh and pretty in a floral maxi dress as she and Jason Statham link arms as they step out on Tuesday evening (July 24) in London, England.

The 25-year-old model and actress and her 44-year-old boyfriend strolled through the Mayfair area.

PHOTOS: Check out the latest pics of Rosie Huntington-Whiteley

Earlier in the day, Jason and Rosie went out for a walk around the West End!

Rosie also recently tweeted a picture of herself wearing a goofy Hollywood sign hat, saying, “Hats off to you!”

Alessandra Ambrosio shows off her amazing bikini bod as she and her adorable daughter Anja get out and play on the beach on Sunday (July 22) in Malibu, Calif.

The 31-year-old model and mama played in the sand volleyball court with her adorable little one.

PHOTOS: Check out the latest pics of Alessandra Ambrosio

The following day, Ale and Anja stepped out with proud papa Jamie Mazur and baby Noah. The whole family went out for a little play time at the Malibu Country Mart.

15+ pics inside of Alessandra Ambrosio enjoying the beautiful weather with her family…

Ashlee Simpson and her beau Vincent Piazza hold onto little guy Bronx as the trio go for a stroll on Monday (July 23) in New York City.

The 27-year-old entertainer watched on as Vincent and Bronx, 3, danced with each other as they walked down the sidewalk. So cute!

PHOTOS: Check out the latest pics of Ashlee Simpson

Last week, Ashlee celebrated in style at the Samsung Galaxy S III event in New York City alongside Nick Millhiser and Alex Frankel of the band Holy Ghost!

Hugh Jackman is all smiles at a press conference for his upcoming movie The Wolverine on Tuesday (July 24) in Sydney, Australia.

The 43-year-old actor was joined at the press conference by the flick’s director James Mangold and Australia’s Prime Minister Julia Gillard.

PHOTOS: Check out the latest pics of Hugh Jackman

“I am so happy to be home, to be shooting a movie of this magnitude here at home is one of the great privileges I have had in my career,” Hugh said after giving Julia a tour of the set – the cast will begin shooting next week, according to THR.

15+ pictures inside of Hugh Jackman at a press conference for The Wolverine…

Olivia Munn is all aglow in a Carolina Herrera dress at the screening of her new movie Babymakers held at the Silent Movie Theater on Tuesday (July 24) in Los Angeles.

The 32-year-old actress, who finished her look with Sole Society shoes, Neil Lane jewels, and a Judith Lieber clutch was joined at the screening by her co-stars Aisha Tyler, Lindsay Kraft, Charlie Finn, and Jay Chandrasekhar.

PHOTOS: Check out the latest pics of Olivia Munn

Olivia tweeted about the premiere: “On my way 2 #TheBabymakers premiere! 25 FANS got special tix to come too & watch me MAKE A BABY!!! Wait, what?”

10+ pictures inside of Olivia Munn at the Babymakers premiere…

George Clooney puts his helmet on and goes for a spin on his motorcycle with some friends on a sunny Tuesday (July 24) in Lugano, Switzerland.

The 51-year-old actor and his friends took their choppers up into the mountains to enjoy the gorgeous scenic view.

PHOTOS: Check out the latest pics of George Clooney

George recently finished work on an upcoming movie called Gravity. He co-stars opposite Sandra Bullock in the sci-fi thriller about astronauts who attempt to return to earth after debris crashes into their space shuttle, leaving them drifting alone in space. Gravity hits theaters next year!

Jesse Spencer and Taylor Kinney pose together on the red carpet during the NBC Universal Press Tour held at the Beverly Hilton Hotel on Tuesday (July 24) in Beverly Hills, Calif.

The Chicago Fire actors were joined by their co-stars Lauren German and Monica Raymund.

Also pictured inside: Animal Practice‘s Justin Kirk and Revolution‘s Tracy Spiridakos.

You’ll be able to watch the series premiere episodes of these shows and more early on NBC.com!

25+ pictures inside of Jesse Spencer, Taylor Kinney, and more at the NBC Universal Press Tour…

Christian Bale and his wife Sibi Blazic take a moment at the memorial for the victims of last week’s tragic shooting on Tuesday (July 24) in Aurora, Colo.

The 38-year-old star of Dark Knight Rises and his wife laid a bouquet of flowers at the memorial.

PHOTOS: Check out the latest pics of Christian Bale

Christian also stopped by a local hospital to pay a visit to some of the survivors.

15+ pics inside of Christian Bale and his wife visiting the memorial for the victims of the Colorado shooting…

Jennifer Aniston is hard at work with co-star Kathryn Hahn on the set of her upcoming movie We’re The Millers on Tuesday (July 24) in Wilmington, North Carolina.

That same day, the 43-year-old actress’ boyfriend Justin Theroux was spotted out on a stroll with photographer friend Terry Richardson on Tuesday (July 24) in New York City.

PHOTOS: Check out the latest pics of Jennifer Aniston

Earlier in the week, Jen was spotted on set with co-star Emma Roberts.

10+ pics inside of Justin Theroux out and about and Jennifer Aniston filming…

Kate Bosworth and Michael Polish stick close together as they step out on a sunny Tuesday (July 24) in West Hollywood, Calif.

The 29-year-old actress and her beau did a little grocery shopping together at Bristol Farms.

PHOTOS: Check out the latest pics of Kate Bosworth

Kate has a new movie coming out later this year called Big Sur. The drama follows the story of Beat poet Jack Kerouac‘s three brief sojourns to a cabin in Big Sur, California.

10+ pics inside of Kate Bosworth and Michael Polish doing some grocery shopping…

Elton John and David Furnish arrive at The Human Rights Campaign event held at a private residence on Monday (July 23) in Washington, DC.

The 64-year-old singer and Secretary of State Hillary Clinton were honored at the special event by The Global Equity Fund and The Elton John AIDS Foundation.

Also in attendance at the event: Sharon Stone and Judith Light.

That same day, Elton and David visited the AIDS Memorial Quilt at The National Mall.

10+ pictures inside of Elton John and David Furnish at events in Washington…

Leighton Meester and Hugh Laurie share a meaningful glance in the trailer of their upcoming movie The Oranges.

The 26-year-old actress and her 53-year-old co-star play an unlikely couple in the romantic comedy.

PHOTOS: Check out the latest pics of Leighton Meester

The Oranges, which also features Adam Brody, follows the story of a young woman recently estranged from her fiance who falls for her parents’ best friend and neighbor. The flick hits limited theaters starting October 5. We can’t wait to see it!

Kristen Stewart allegedly cheated on Robert Pattinson on Tuesday (July 17) with another Brit, her Snow White and the Huntsman director, Rupert Sanders.

Us Weekly reports they had a “marathon makeout session.”

“Kristen is absolutely devastated,” a source tells People. “It was a mistake and a complete lapse in judgment. She wasn’t having an affair with Rupert. It was just a fleeting moment that shouldn’t have happened. She never meant to hurt anyone. She’s a good person who just made a bad choice.”

Rupert, 41, is married to British Vogue model Liberty Ross, 33, and they have two children, ages 7 and 5.

Rob, 26, and Kristen, 22, were last spotted together at the 2012 Teen Choice Awards. They will soon be promoting their upcoming Twilight Saga: Breaking Dawn — Part 2, out November 16.

Emily Blunt keeps a low profile as she exits a pilates studio on Monday (July 23) in West Hollywood, Calif.

The 29-year-old actress looked like she got in a good workout as she left the gym and headed to her car.

“I find the job really precarious, you know?” Emily recently told the Huffington Post about Hollywood and her job. “And I’m in love with it. I’m very lucky to be doing it. But, yet, I don’t know if you can ever bank on your position. It’s a very fickle business in many ways. So, all I want to do is keep playing great roles in great movies — whether they be made for $80,000 or $80 million. I don’t care. I just want to do good work.”

10+ pictures inside of Emily Blunt leaving her pilates studio…