Friendly's once operated 850 restaurants, but 90% have closed. A Wharton marketing professor says nostalgia could fuel the ice cream chain's comeback.
https://www.foxnews.com/food-drink/beloved-restaurant-chain-known-ice-cream-now-operates-handful-states
https://www.foxnews.com/food-drink/beloved-restaurant-chain-known-ice-cream-now-operates-handful-states