Beat the Heat

The Moms of Summer!

See how Katie, Gwen, Julia and other stars spend quality time with their tots. By Aaron Parsley

AND BABY MAKES THREE

Less than two weeks after giving birth to son Henry, Julia Roberts takes her bundled-up newborn out for a stroll in L.A. with his big siblings, 2-year-old twins Hazel and Phinnaeus (not pictured) on June 29.