The star, who turns 50 on Monday,celebrated her milestone birthdayon Saturday with abig bashheld at the Sunset Tower Hotel in Los Angeles — and the following day, her friends began sharing their own sweet and silly snaps from the star-studded fête.

“Love these ladies,”Kate Hudsonwrote alongside a photo booth GIF of herself, Aniston andGwyneth Paltrowsmiling and goofing off for the camera.

“Celebrated this beauty last night,” Hudson, 39, added. “Happy Bday JA! We all love you sooo!”

Hinting that there had been a rule against sharing images from the bash, fellow party guestKaty Perrycommented on the post, jokingly writing, “NO SOCIAL MEDIA.”

Kate Hudson/Instagram

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In her own post, Paltrow, 46, praised her friend, calling her a “ray of sunshine” and an “example of perpetual goodness.”

“Happy birthday (last night and tomorrow) to #jenniferaniston our ray of sunshine, example of perpetual goodness. We love you so much and you make 50 LOOK 🔥,” she wrote alongside another photo booth GIF.

Longtime Aniston pal Jennifer Meyer also shared a series of images from the evening,writing, “Last night celebrating our beautiful Jen ❤️❤️ WE ALL LOVE YOU SO MUCH 💘💘💘

Derek Blasberg, head of YouTube’s Fashion and Beauty Partnerships division, went on to share his own series ofphotobooth snaps, in whichCourteney Cox, Perry and the singer’s boyfriendOrlando Bloomcould also be seen posing with the woman of the hour.

“There were old friends and new friends and actualFriendsand everyone was overjoyed to celebrate this perpetual ray of sunshine: Happy birthday, Jen!” he captioned the images.

Also in attendance wereGeorge and Amal Clooney,Reese Witherspoon,Robert Downey Jr.,Ellen DeGeneres, Barbra Streisand, Keith Richards,Laura Dern,Demi MooreandLisa Kudrow— as well as Aniston’s ex-husband Brad Pitt.

“Basically, every single person who Jen loves attended. That included Brad,” a source tells PEOPLE. “The party was a celebration of Jen’s life.”

“Brad, for long, was a very important part of Jen’s life. She debated back and forth with friends if she should invite him,” adds the insider. “She was very happythat he showed up. Many of his close friends were at the party too.”

Even though Aniston invited her ex-husband, 55, to the bash, she “didn’t really pay any special attention to Brad,” the source explains, adding that “Jen was busy making sure all of her other guests had an amazing time.”

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While Aniston and Pitt had remained friendly over the years, the source said the two weren’t especially close. “They aren’t in regular contact, beyond an occasional text back and forth to wish each other the best when there’s been a new project or big event,” the insider said at the time.

source: people.com