Stars and Their Pets: The JoBros' Third WheelKevin joins Joe and Winston on a walk in L.A. Plus: Holly Madison pals around with a penguin in Las Vegas and more

BENJAMIN MILLEPIED

With fiancée Natalie Portman nearing her due date, dad-to-be Millepied lends a helping hand, taking Yorkie Whiz for a walk in New York Monday.