I'd Think Twice About Arby's Roast Beef

The "RB" in "Arby's" isn't for "roast beef" like many people think — it's for the founders, the Raffel brothers. Even so, roast beef sandwiches are what made the chain famous. In the 1970s, the chain even advertised the "wholesome" health value of its roast beef compared to the burgers other fast food chains offered.