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New Coke: the cola that won Coca-Cola's biggest taste test and lost America

In 1985, Coca-Cola changed the taste of Coke for the first time in 99 years, after nearly 200,000 people had tasted the new recipe in secret tests. By June, its phone line got 1,500 angry calls a day. This true story takes you from the Pepsi Challenge to Coca-Cola Classic, and shows what a blind taste test measures, what it leaves out, and what a brand really is.