The “pizza effect” is the name given to a phenomenon where a seemingly unimportant thing in one culture becomes popular in another. This then turns into a feedback loop and popularity consequently finds its way back to the original culture. Indeed, some products, foods, concepts, dances, and music didn't become popular in their home countries until they found success elsewhere.
In this gallery, we bring you some interesting examples of the "pizza effect." Click on and get to know them.