In 1985, Coca-Cola made a bold move by replacing its iconic formula with New Coke, aiming to counter Pepsi’s growing popularity. However, the decision backfired, sparking public outrage, protests, and a swift reversal just 79 days later. In this episode, we break down how Coca-Cola underestimated brand loyalty, why market research failed to predict the backlash, and the key business lessons in crisis management, consumer trust, and brand identity that emerged from one of the biggest marketing blunders in history.