1 of 23
"Even at her birthday party, Ever first thought to help her little sissy sing karaoke and managed to single handedly avert a meltdown," the Resident Evil actress captioned a snap of her two daughters.
"I've been graced with such a sweet, sensitive little girl and I thank the good Lord every day for giving me such a beautiful gift as she is," Jovovich added. "Happy Birthday Evs! Mama loves you more than anything!"
2 of 23
CARTER AND CASH STRAUSS
Pro wrestler Robbie E and wife Tara's twin sons Carter Stone and Cash Steven are 1! For their Nov. 3 birthday, the boys enjoyed an adorable lumberjack-themed party — complete with a joint birthday song.
Robbie E made a special Instagram post for each of his sons, prasing their individual traits that make them who they are — for Carter, he wrote, "The way you wanna inspect every little detail and assess the situation before you make your final decision is perfect my little boy."
For Cash, the proud papa praised his growth since birth, adding, "Your laugh and smile are never ending and we can't wait to spend the next year with you."
3 of 23
"To the one who calls my name unlike anyone else.....HAPPY BIRTHDAY MY BIG BOY TITAN!" Rowland captioned a photo of her son multitasking — a.k.a.dozing off while holding a toy airplane.
"I love you til...................... " she added.
4 of 23
5 of 23
Another first birthday on Nov. 4? Ashley Hebert Rosenbaum's little girl Essex "Essie" Reese! The former Bachelorette celebrated her daughter with a party full of pink, tulle, a tiara — and even a cake designed to look exactly like a bottle of Essie nail polish.
6 of 23
"Happy 1st Birthday Dreamy 🏖 ☺️⭐️🎂," Blac Chyna wrote to accompany the cute snap on her and ex Rob Kardashian's daughter's first birthday: Nov. 10.
7 of 23
Tamera Mowry-Housley's little guy Aden John Tanner is 5! The Real co-host — who also shares 2-year-old daughter Ariah Talea with husband Adam Housley — used Instagram to mark her older child's Nov. 12 half-decade milestone.
"Happy 5th Birthday Aden. I am so blessed to be your momma," Mowry-Housley captioned a double photo set of her adorable son. "You have such a thoughtful and passionate soul. The world is such a better place because your are in it."
8 of 23
She's a teen! Retired Yankees star Alex Rodriguez's older daughter Natasha Alexander turns 13 on Nov. 18.
"You changed my life the moment you were born," he added. "You are just as beautiful on the inside as you are on the outside. I am so proud of the young lady you've become and I can't wait to see what you accomplish."
9 of 23
"FUTURE THERAPY," Leonard captioned a recent photo of the American Horror Story: Cult star holding Wilder, who looks adorable in a feathery adult wig.
10 of 23
In her first year, Peyton and Chris Lambton's sweet baby girl Lyla James — 1 on Nov. 19 — attended football games, learned the beginnings of household chores — and even donned a creative (and on-trend!) costume for Halloween.
11 of 23
It seems like just yesterday Bronx Mowgli was born, but the son of Ashlee Simpson Ross and ex-husband Pete Wentz is already 9 as of Nov. 20!
"Happy 9th birthday," Wentz captioned a photo of his son in front of a creatively decorated Minecraft cake. "To me you are an Oracle, a wishing well, an adventure, old magic, new dreams. ❤️"
12 of 23
Lauren Bush Lauren's only child, son James, celebrates his second birthday on Nov. 21.
"Happy 2nd Birthday baby James!" the proud mama captioned a photo of her little guy with cake on his face.
"You have brought me immeasurable joy these last two years and I'm so proud to be your mommy! ❤️✌🏽🎈," she added.
13 of 23
Kristin Cavallari and husband Jay Cutler's youngest child and only daughter, Saylor James, turns 2 on Nov. 23 — her first Thanksgiving birthday!
"I want to raise her to know that she can go do whatever she wants in life and to be comfortable in her own skin, which I think also just comes with age and time," The Hills alum told PEOPLE ahead of her daughter's first birthday in 2016.
14 of 23
"I’ve got an awful lot to be thankful for today but chief among them is my gorgeous, smart, tender hearted, loyal, loving Naleigh Moon," the actress wrote Nov. 23 alongside a sweet photo gallery of Naleigh through the years.
"Happy Birthday to the girl that made me a mother. The greatest gift of my life. I could not be more proud, more grateful, more in love!"
15 of 23
ASPEN KING EDMONDS
"I've always dreamed of this, but it's still such a miracle," The Real Housewives of Orange County star told PEOPLE exclusively alongside her June 2016 pregnancy news. "I can't even describe the feeling."
16 of 23
Jennifer Love Hewitt's little love is 4! Nov. 26 marks the birthday of the actress and husband Brian Hallisay's older child, daughter Autumn James.
"My little girl has been doing some major birthday celebrating," Hewitt wrote next to a snap of letter-shaped doughnuts that spell out "HAPPY BIRTHDAY AUTUMN."
Added the star, "She is my daily dose of sunshine and laughter. I can’t believe I have a 4 year old!"
17 of 23
A Backstreet Boys birthday! Baylee Thomas Wylee, Brian Littrell's mini-me, is growing up so fast — he's already 15.
"15 years ago today you changed our lives BUB ... " Littrell captioned a Nov. 26 black-and-white snap of his son.
"Your Mother and I love you more than words can express....Happy Birthday Champ!!!!!" he added.
18 of 23
Another Backstreet birthday! A.J. McLean's older daughter Ava Jaymes turns 5 on Nov. 27.
"Thank you for making every day amazing and fun and funny!" she continued. "You are so special and our family is so blessed to have your sweet soul grace us with your presence! I love you more than life!"
19 of 23
CY AND BOWIE PEREGO-SALDANA
"Today, November 27th will always be the happiest and scariest day of our lives," the Guardians of the Galaxy star wrote in a heartfelt tribute to her boys. "Even though your arrival was early and with a couple of scary hiccups you have been the light of our lives ever since we learned of your presence within us."
"Your strength, determination, curiosity and kindness humble us every day," continued the proud mama. "Thank You for choosing us to guide you through the first stages of your purposeful path in life."
20 of 23
Two years after her birth, Chanel Nicole is still twinning up a storm with mom Coco Austin — but the model and actress' daughter with husband Ice-T was the only star of the show on her Nov. 28 birthday.
"My baby girl turned 2 years old today!" Austin tweeted alongside a too-cute snap of Chanel waving to the camera, seated in a throne-like chair and dressed in a pink tutu and shirt that read, "It's my 2nd Birthday."
"Being a mom is so much fun to see them grow! Happy Birthday Chanel!" Austin added.
21 of 23
Double digits! Alabama Gypsyrose is 10, and mom Drea de Matteo didn't skimp on celebrating her firstborn child on social media to mark her big day.
"10 years ago today Nov 28th at 8:27 we were both born," the actress captioned a photo of herself and her daughter.
"Me n my shadow... forever mama's baby 🍼 💘🙌🏽," added Mateo, who is also mom to 6½-year-old son Waylon Albert.
22 of 23
Mila Kunis and Ashton Kutcher are pretty private when it comes to their kids Dimitri Portwood, 1 on Nov. 30, and Wyatt Isabelle, 3, but the star of A Bad Moms Christmas has revealed a few tidbits surrouding the birthday boy and his big sister.
23 of 23
Little Lila Pascale's first birthday falls on Nov. 30 — a day she's sure to feel extra special in the company of her dad, Eli Young Band's Jon Jones, mom Sarah and 4½-year-old big brother Hudson Lennon.
"We are overwhelmed with happiness and are already so in love with little Lila," Jones told PEOPLE exclusively following his daughter's arrival at a birthing center.
"Our family feels complete as we start this new chapter of our lives," added the musician.
Kym Johnson Posts Adorable Photo of Her Pooch Lola Preparing for Her Twins’ Arrival
Dwayne Johnson Can’t Wait to Raise a Third Daughter: ‘Bring on the Estrogen!’
George & Amal Clooney Pass Out Headphones to Fellow Passengers on Flight with 6-Month-Old Twins