Naomi Watts' youngest child Kai is only 16-years-old but is already taking the modeling world by storm. The teenager made their fashion runway debut at Paris Fashion Week by walking for Valentino.

Naomi Watts' youngest child Kai looked stylish during a casual outing in New York City on Saturday. The 16-year-old stepped out in a t-shirt with 'I'm A Little Angel' printed on the front and a ...