'Friends' Jennifer Aniston, Courteney Cox, Lisa Kudrow reunite again to celebrate July 4th

What better way to spend the Fourth of July than celebrating with your "Friends"?

Courteney Cox shared on Instagram that she enjoyed the holiday with a couple of her former castmates, posting a selfie of herself smiling broadly alongside Lisa Kudrow, who wore a wide-rimmed straw hat, and Jennifer Aniston, with sunglasses perched on her head. The three posed in front of what looked like a photograph of crowds on a beach.

"Happy 4th! xoxo," Cox wrote. A second shot revealed that Laura Dern was on hand for the festivities.

Famous friends Michelle Pfeiffer, Natasha Bedingfield, Trudie Styler (Sting's wife), Tan France and David Spade (who joked "Cropped again!") chimed in with hearts and fire emoji, as well as well-wishes for the holiday.

Michelle Obama celebrates Independence Day, Malia Obama's birthday

Michelle Obama has double to celebrate on Sunday: Both Independence Day and the 23rd birthday of her and Barack Obama's older daughter, Malia Obama.

"Happy Fourth of July, everybody – and also, happy 23rd birthday to our dear Malia!" the former first lady, 57, wrote Sunday in a social media post. She shared a throwback photo with her daughter, who was then missing a front tooth.

"It’s been a few years since we took this photo, but I know that she’ll always be my sweet little girl," she continued. "Malia, we love you, and are so excited to see what this year will bring for you!"

Barack Obama also shared an old photo of himself with Malia, reflecting on the joy of watching her "begin to make your own way in the world with poise, grace, and humor."

He added: "I miss the days when you thought the fireworks were for you."

July 4 streaming: 'We the People': Obamas, H.E.R., Brandi Carlile liven civics lessons in teenaged 'Schoolhouse Rock'

Here's what other famous faces are up to this July 4th:

Arnold Schwarzenegger celebrates the American dream

Arnold Schwarzenegger got sentimental this July 4th, reflecting on what patriotism means to him.

The "Terminator" star and former governor of California, 73, reflected in an Instagram post on Sunday that he was "born in Austria, made in America."

"My dreams would have been impossible anywhere else, so today and every day, I’m grateful for the United States," he wrote. "And I will always fight for our country to be better every day, because being the greatest country in the world isn’t easy. We have to work our asses off to keep improving. That’s patriotism."

Blake Shelton hopes for a 'fun and safe day'

Country music star Blake Shelton, who is scheduled to perform during the "Macy's Fourth of July Fireworks Spectacular" on NBC Sunday night, wished his followers a "Happy #4thofJuly" in a short Twitter post.

"Wishing everyone a fun and safe day as we celebrate America!"

Mike "The Situation" Sorrentino has the 'best birthday ever'

Mike Sorrentino has a lot to celebrate this July 4: it's his birthday and he's basking in fatherhood.

"I’m a Dad, a Husband, Sober & Successful," the 39-year-old wrote on Instagram, alongside a photo cradling his son. "This is the best birthday ever, Happy 4th of July everyone."

His wife, Lauren, commented on the picture and wrote, "I love you!!!"

On her own Instagram account, she wished a happy birthday to "the most amazing husband & daddy."

"We would not be complete without you, you make our (world) perfect & we love you so much!" she continued. "Eat all the funfetti cake your heart desires."

The two welcomed their first child, son Romeo Reign Sorrentino, on May 26.

Kaitlyn Bristowe celebrates July 4

"The Bachelorette" co-host Kaitlyn Bristowe is having a relaxing holiday weekend.

The 36-year-old took to Instagram Stories to share snippets of how she's spending her July 4, with fireworks, around friends and by the pool.

"Go America, isss your birthday," she also captioned a photo of her, Tayshia Adams and "The Bachelorette" Katie Thurston, wearing red, white and blue ensembles. "Thank you for allowing this Canadian to enjoy your country."

More: 'The Bachelorette' co-host Kaitlyn Bristowe says she is 'so sick' of critical viewers

Jessica Simpson and husband Eric Maxwell Johnson have a lot to celebrate this holiday weekend.

On Sunday, the 40-year-old singer took to Instagram to share a lovely family photo celebrating her son, Ace Knute, who turned 8 on June 30.

"What a whirlwind week celebrating our sweet, handsome, incredibly talented Ace turning 8!" Simpson wrote on social media. "Baseball and reptiles was all he wanted, classic boy! #ACEKNUTE."

More: Vanessa Williams to honor Juneteenth with 'Lift Every Voice and Sing' at July 4 festivities

Why do we celebrate Independence Day on July 4? And when did fireworks become a tradition?

And: Are you ambivalent about celebrating July 4? You’re not alone.

This article originally appeared on USA TODAY: July 4th 'Friends' reunite, Michelle Obama celebrates Malia's birthday