Paris Hilton's comparatively low-key sister is fashion designer Nicky Hilton. She has far fewer pets than her sister, but she does have a couple of 'em. This one, however, is a "rental." Nicky arrived at an animal charity with Cinnabon-bon (above), one of the famed "Team Chihuahua" dogs belonging to Ada Nieves. In the photo below she is seen with her own wee dog.