Marysol Patton
"The Big 50 with a few of my fave girls @gretchenrossi & @neneleakes #cali," the Real Housewives of Miami star shared on Instagram after celebrating at The Palm in Beverly Hills.
Dean McDermott
Tori Spelling celebrates her husband's 50th birthday with a family dinner that includes dessert from Susie's Cakes.
Tyler Posey
While celebrating his 25th birthday on set, the Teen Wolf star is treated to a cake from Cold Stone Creamery.
Ashlee Simpson Ross
Before celebrating her 32nd birthday at Warwick nightclub, the singer enjoys family time with her husband Evan Ross.
Bailee Madison
The Good Witch star celebrates her 17th birthday with help from friends and Mabel's Labels.
Nicole Richie, Lionel Richie & Rachel Zoe
The socialite celebrates her 35th birthday surrounded by family and friends with a disco themed party in Los Angeles.
Beyonce & Jay Z
The power couple are spotted arriving to celebrate Beyonce's Soul Train-Themed Birthday Party in New York City.
Tamra Judge
The Real Housewives of Orange County star is thrown a heartfelt birthday lunch by her friends including Heather Dubrow at Fig and Olive in Newport Beach.
Charlotte McKinney
She's a Vegas girl! The model celebrates her 23rd birthday in high style at Encore Beach Club and Intrigue Nightclub inside the Wynn Las Vegas.
Gina Rodriguez
Before attending the Teen Choice Awards, the Jane the Virgin star celebrates her birthday at the Kia Beach House with family, friends and even some TEVA sandals.
Lauren Miller
Seth Rogen invited 50 of his wife's closest friends to see The Unauthorized Musical Parody of Troop Beverly Hills, housed at Rockwell Table & Stage in L.A.
Ramona Singer
The Real Housewives of New York City star has a pre-60th birthday celebration at the relaunch of Phillipe restaurant.
Erika Jayne
The Real Housewives of Beverly Hills star celebrates her birthday with close friends at the all-new Beauty & Essex and Marquee Nightclub in Las Vegas.
Tom Sandoval
Ariana Madix treats her Vanderpump Rules co-star to a special dessert while attending his Project Elev8 birthday fund-rager at Busby's East in Los Angeles.
Serayah
The Empire star celebrates her 21st birthday at Buca di Beppo at the Original Farmer's Market in Los Angeles.
Emily Ratajkowski
Hello Las Vegas! The supermodel celebrates turning 25 at Intrigue Nightclub inside Wynn Las Vegas.
Naomi Campbell & Sean "Diddy" Combs
The supermodel turns 46 in style at PHD Rooftop Lounge at Dream Downtown in NYC.
Luann de Lesseps
With The Real Housewives of New York City's Dorinda Medley by her side, The Countess turns 50 at Foxwoods Resort Casino in Mashantucket, CT.
Derek Hough
The Dancing With the Stars pro celebrates his birthday at the opening of Beauty & Essex at The Cosmopolitan of Las Vegas.
Prince Royce
The Latin music star celebrates his birthday early at TAO Beach in The Venetian Las Vegas.
Christina Hendricks
The birthday girl enjoys a night out with her friends Coco Rocha and Christina Siriano at VANDAL in New York City.
Lilliana Vazquez
"Thanks to everyone who made this birthday one for the record books," the Meredith Vieira Show contributor wrote on Instagram after enjoying Blue Ice vodka "...@springstreetnaturalrestaurant thank you for hosting."
Jacqueline Laurita
The Real Housewives of New Jersey star joins co-stars Kathy Wakile, Rosie Perri and more for a celebration at Empire City Casino in Yonkers.
Elle Fanning
"I decided to give myself a birthday present," she wrote while revealing her delicious cake. "a public Instagram.... SURPRISE!"