A UltraToons Nightmare Night (also known as A UltraToons Nightmare Night (a.k.a. Halloween or Summerween) and A UltraToons Halloween) is a crossover Halloween television movie based on several characters from Nickelodeon, Cartoon Network, Disney Channel, Discovery Family and others, produced by Great Idea Animation Studios and Ultra Productions and aired on UltraToons Network on October 10, 2014.