Celebrity Kids' Cutest Costumes

The former NFL star and Live! With Kelly and Michael host shared this pic of his twin daughters, Sophia and Isabella, and their creative costumes on Twitter on Oct. 30.

The cute cousins dressed up as Anna and Elsa from Frozen in this Instagram shot Kim Kardashian posted on Oct. 29.

The Victoria's Secret Angel shared this super cute pic of her daughters' spooky costumes to Instagram on Oct. 29, 2015. Five-year-old Valentina and 3-year-old Sienna rocked amazing Day of the Dead-themed outfits for some early Halloween festivities.

The 47-year-old "My Heart Will Go On" singer snapped this wonderfully adorable photo of her 5-year-old twins Eddy and Nelson decked out in super-cute pirate costumes as part of their "dress rehearsal for Halloween night." Dion posted the pic to Instagram on Oct. 28, 2015

The singer shared this adorable shot of her "Little Superman," 1-year-old son Future Zahir, on Instagram.

The mother of two stepped out for early Halloween festivities with 5-year-old son Hank and 1-year-old daughter Alijah. Hank sported a costume from Power Rangers Dino Charge, while his little sister rocked a Pink Ranger T-shirt!

The reality star posed with her super squad -- 5-year-old Mason, 3-year-old Penelope, and 10-month-old Reign -- in this adorable Instagram pic.

The model shared this pic of her super cute 7-month-old daughter Scarlett, dressed up like a "Sweet Kitty" for her first Halloween!

The singer took her adorable little ones, 1-year-old Vivanne Rose and 1-month-old Eric Thomas II, to visit dad Eric Decker at the New York Jets Halloween festivities, dressed up in their "princess and the frog" costumes. 

The Guardians of the Galaxy star didn't have much luck getting her 11-month-old twin sons Bowie and Cy to sit still in their ghost costumes. She added the hashtag "#theyhatedthosemasks" to the adorable Instagram pic.

Applegate and her 4-year-old daughter Sadie (dressed up as Mavis from Hotel Transylvania) smiled with Minnie Mouse at Disneyland on Oct. 12.

Beyonce and Blue Ivy paid tribute to the Jackson family with their sweet Halloween pic, posted to Beyonce's Instagram. Blue wore Michael's iconic red jacket and white glove, while her mom dressed up as Rhythm Nation-era Janet.

Neil Patrick Harris and husband David Burtka always go big for Halloween, and this year was no exception. Twins Gideon and Harper were Batman and Batgirl, while their dads played the villainous Riddler and Joker. 

North's mom Kim Kardashian posted this pic of her "little stinker" on Halloween morning. 

Nicole Richie was Cruella DeVille and the kids were her "101 Maddens" in this Instagram pic. 

Jenni "JWoww" Farley and baby Meilani dressed as monkeys, while her fiance Roger was a banana, in this shot from the Jersey Shore star's Instagram.

Jimmy Fallon posted this photo of his adorable daughter in a homemade ramen noodle costume.

Rachel Zoe's son tagged along with her at work dressed as Captain Jack Sparrow in this shot from her Instagram.