World of John and the Revenge of the Mega Molly is a 2008 made-for-television musical comedy special crossover directed and the crossover set between the universes World of John, The Kirby Krisis, Bubble Guppies and the many other cartoons, it was directed by Christian Nuñez. It was also released on DVD. World of John and the Revenge of the Mega Molly originaly aired on Nickelodeon in the United States and it was released in May 13, 2008 and in the United Kingdoom on May 16, 2008, following a 12-hour-marathon of World of John episodes.