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 shared a shot of little Ace Johnson swinging his cares away, and Neil Patrick Harris 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, Google+, Facebook, Pinterest, and Twitter!
Brooks, Ace, Arabella, and More: Celeb Parents' Best Photos of the Week