23rd April 1985: Coca Cola replace formula with ‘New Coke’

On the 23rd April 1985 the Coca-Cola Company introduced "the new taste of Coca-Cola", when they replaced the original Coca-Cola formula with a new version.  Marking the first major formula change in 99 years, ‘new Coke’ is widely heralded as one of the biggest marketing failures in history.  However, the short-term problems arising from its introduction were far outweighed by the sales boost achieved when the company reintroduced the old formula as ‘Coca-Cola Classic’. The new formula was int...