I used to dog sit for two of the cutest pups in the whole world.Their owners gave me strict instructions to always leave the TV on, set to Lifetime, whenever I left them alone. Without fail, when I’d come back, I’d find the dogs lying on the rug together, holding paws and watching the “Golden Girls.” Aww! Those dogs clearly learned a thing or two about how to love each other, and I bet Bea Arthur, as Dorothy Zbornak, taught them a lesson or two. She was always going out with some Tom, Dick (Van Dyke), or Dr. Harry—her neighbor/star of “Empty Nest.” Here are five things we learned from Dorothy’s dating debacles.