Mom and Pop Businesses that Made It Big

Fred DeLuca Subway Shop
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Everyone remembers that restaurant in their hometown -- the family-run joint where the food was mouth-watering and the proprietors were on a first-name basis with all their regulars. Well, today is National Mom and Pop Business Owners Day, a day to celebrate small, family-run businesses like that, and the hard work and perseverance it takes to make them great.

But as we take a moment to recall those one-of-a-kind endeavors -- the independent bookstores, the B&B's, the diners -- it's also worth noting that some of America's most popular brands started off as humble mom-and-pop shops.

Here are just a few: