Patrick Dempsey Debuts His Twins!

EXCLUSIVE! The Grey's Anatomy star shows off the newest additions to the McDreamy brood, his newborn boys Sullivan and Darby


With the little ones fast asleep, Dempsey, makeup artist wife Jillian and their daughter Talula, 5, share a happy moment at home in Los Angeles. The new dad admits that when the couple first learned they were expecting not one, but two new additions, "I was a little overwhelmed." But looking ahead, the racing enthusiast is already revved up to take the boys out for their first spin. Racing "is such a family sport," he says.

For more on Patrick Dempsey's twins, pick up the latest issue of PEOPLE, on newsstands Friday.