22. Reese Witherspoon
For the Big Little Lies actress and mom of three, life revolves around her children. Reese nailed how it feels to constantly be worried about our kids when she gave Glamour a glimpse of the inner workings of her mind: "I call it my CNN ticker tape: Is Ava OK? Yes. Is Deacon OK? Yes. Is Tennessee OK? Yes." And Reese? We're always yelling at our kids to clean up too.