She’s bug-eyed, elderly, arthritic, mostly toothless, often incontinent — and a winner. Meet SweePee Rambo of Encino, Calif., the Chihuahua/Chinese Crested mix who won Friday’s World’s Ugliest Dog Contest in Petaluma, Calif. Owner Jason Wurtz said he has told jealous girlfriends, “She was here when you came and she’ll be here when you leave.”