Twix By Emma Schirado 1932 Mars company is founded 1967 The Twix bar is invented 1979 The Twix bar hits American Market 1980 Twix decrease in sales 1991 Twix starts to re-brand 2000 The re-brand finally takes hold 2000 Recipe changes 2012 Left and right twix become a thing 2014 Twix bites are sold 2019 Twix are sold worldwide