Stars and Their Pets: Natalie Portman's Stair MasterPortman takes it one step at a time with Whiz in Los Feliz, Calif. Plus: Josh Duhamel and his dachshund get a move on in L.A. and more

JOSH DUHAMEL

Dad-to-be Duhamel gives his dachshund Zoe a lift Saturday while running errands in Los Angeles.