Molly, Jessica, Hilary, and More Shared the Sweetest Snaps of Their Tots This Week!

In case there was any doubt in your mind that the holiday season is in full swing, just take a peek at how celebrity families spent their weeks. We spied the Spelling-McDermott family at the Secret Santa Workshop, Molly Sims baking up some red velvet cupcakes (with her Santa hat-topped son), and Tiffani Thiessen's daughter hanging out in front of a Christmas tree at Universal Studios.

Click through to see this week's cutest celeb-tot candids — all shot by Mom or Dad — and don't forget to follow POPSUGAR Moms on Instagram, Facebook, Pinterest, and Twitter!

Willow Hart showed off her multitasking skills while scooting, singing Frozen songs, and doing tricks.

Instagram | caceecobb

Donald Faison enjoyed the happiest happy hour with his son Rocco.

Instagram | torispelling

The Spelling-McDermott family gathered for a charity holiday party last weekend.

Instagram | rachelzoe

Rodger and Skyler Berman flashed their baby blues for mama Rachel Zoe.

Instagram | torispelling

Stella, Finn, and Hattie McDermott were dressed to the nines to pick out their Christmas tree.

Instagram | jaime_king

Jaime King and Kyle and James Newman showed off their Christmas jammies.

Instagram | realericdane

Eric Dane shared a sweet picture with his daughter Billie while visiting Lake Tahoe.

Instagram | giseleofficial

Gisele Bündchen wished her son a happy birthday by sharing this cute photo.

Instagram | hilaryduff

Hilary Duff spent her day of play with her son, Luca, and her friend.

Instagram | tathiessen

Harper Smith palled around with Dora the Explorer at Universal Studios.

Instagram | mollybsims

Molly Sims and Brooks Stuber got sugared up while making red velvet cupcakes.

Instagram | jessicaalba

Jessica Alba had an adorable flying partner with her, her eldest daughter Honor.

Instagram | ivankatrump

Ivanka Trump had a welcome visitor during her yoga session.

Britney Spears felt the love from her sons on her birthday.