You've just settled onto the couch for a Charlie's Angels weekend marathon when you realize that Rover will be out of food before Farrah Fawcett's 12th swimsuit change. You could get off the couch, get dressed and fight traffic all the way to the local pet-food monolith. Or you could pick up the phone and call the Pet Pantry, wait a couple of days, and open your front door to find high-quality dog food waiting for you in a sturdy white bin. If you're in its delivery area, which includes all of central Phoenix, as well as Paradise Valley, Scottsdale, Cave Creek, Carefree and Fountain Hills, Pet Pantry will bring you canned food, kibble and treats for dogs and cats at prices generally comparable to what you'll find at brick-and-mortar stores. Now if it only delivered beer . . .