In Large skillet cook beef, celery, and onion until meat is browned and vegetables are crisp-tender. Meanwhile cube and boil potatoes in salted water until tender and drain.
Stir in Worcestershire, pepper, green beans, tomato soup, ketchup, and 1/4 cup of water, and simmer over medium-low heat for 15 minute
Whip potatoes with sour cream, chives, salt, garlic powder and hot water as needed until desired consistency, added a little bit at a time. (any way you typically prefer to do your mashed potatoes will work fine as well).
Spoon the mashed potatoes in dollops over the mixture, sprinkle with the cheese and a little paprika, cover and heat until the cheese melts.