For decades, a story flew around that Coke was originally full of coke, as in cocaine. The early developers of Coca-Cola stirred cocaine into its famous syrup, so the legend goes. Once mixed with energizing carbonated water, early Coca-Cola became irresistible, and customers became addicted. That's how Coke dominated the soft drink market. Is this a myth? Is it a half-myth? Find out, Buzzkillers!