This document discusses the marketing technique of prankvertising, which involves surprising or entrapping unsuspecting consumers with pranks or stunts to promote brands. Several examples are provided, such as The Weather Channel installing sprinklers in a bus shelter to promote its app, Ford promoting the Mustang with a "blind date" stunt, and WestJet surprising passengers with gifts matching their Christmas wishes. The document examines viral marketing campaigns for movies like "The Last Exorcism 2" and "Devil's Due" that used hidden camera scares, as well as stunts by Nivea and LG.