Pepsi Max creates a spectacular chain reaction with the help of mousetraps and ping pong balls. January 15, 2015 Pepsi Max creates a spectacular Chain Reaction with thousands of mousetraps and ping pong balls to make sure 2014 goes out with a bang. Chain Reaction was brought to life by film-makers HarrimanSteel. Ad Agency: AMV BBDO, London, United Kingdom Tags Chain Reaction Pepsi Pepsi Max