Viral video has created an entirely new marketing strategy for a different generation. The Diet Coke and Mentos exploding "science experiment" was an underground phenomenon viewed millions of times and then repeated across the country on many play grounds and in many parking lots with budding scientists dropping Mentos mints into a 2-liter Diet Coke bottle to create a 30 foot fountain of Diet Coke spewing out the top. In fact, becoming viral videos of the viral video. Leave it to kids to run with an idea thus modifying the idea and creating new play ground rockets and more viral video.
Credit: CrazyRussianHacker