It was a week of fun and celebrations for many of Hollywood's cutest celebrity kids. In the days leading up to the Fourth of July, we saw tots like Harper Smith and Haven Warren keep cool by the water, while Simone Masterson-Horn celebrated her dad's marriage, and Busy Philipps's new arrival made her social media debut. Click through now to see this week's cutest celeb tot candids and don't forget to follow POPSUGAR Moms on Instagram, Facebook, Pinterest, and Twitter!
Celeb Parents' Best Photos of the Week
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