The Chocolate Rush

S2, E2: In 1919, Milton Hershey is king of the chocolate business. But everything changes when in a Post WW1 sugar price drop, a rush of competitors spring up, including his former employee HB Reese, who will go on to create the best-selling candy on the planet. But Reese isn't Hershey's only rival, when a brilliant marketer soon comes up with not one, but two of the most iconic candy bars in history.