The polar vortex may have kept most of us bundled up inside this week, but celeb parents were lucky enough to escape the frigid temps. Jessica Simpson [1] shared a shot of little Ace Johnson swinging his cares away, and Neil Patrick Harris [2] soaked up the Mexican sun and fun with his family, while Willow Hart attended a motocross event with her sidelined dad. Click through now to see this week's cutest celeb-tot candids. And don't forget to follow POPSUGAR Moms on Instagram [3], Google+ [4], Facebook [5], Pinterest [6], and Twitter [7]!
Madonna [8] cozied up to the camera with two of her skiing pals during their Winter ski vacation.
Molly Sims and Brooks Stuber wore the happiest shirts they could find to chase their end-of-vacation blues away.
Willow Hart took in a motocross event with her dad, Carey.
Soleil Moon Frye's daughters enjoyed a Winter surfing lesson over their Winter break.
Harper Smith demonstrated what life is like dining with a preschooler at a restaurant.
The Alba-Warren family enjoyed some family time in Mexico.
Joel Madden [15] savored a family moment with Harlow, Sparrow, and Nicole Richie [16].
When the New England Patriots had a wild-card-weekend bye, Gisele Bündchen [18] and Tom Brady [19] enjoyed some playtime with Ben and Vivian.
Arabella Kushner looked like the princess with the pea during her visit to Mar-a-Lago in Florida during Winter break.
Harper Burtka-Harris snuggled with David Burtka during the family's festive trip to Mexico.
Jessica Simpson [23] shared a sweet photo of baby Ace swinging the day away.
Julie Bowen showed her Skylanders prowess with her boys and their friends as onlookers.
Drew Barrymore [26] and Olive hung out backstage with Ellen DeGeneres [27] this week.