CITV Massive Monster Mayhem Catch up on the ITV Hub Game show that combines live-action and CGI animated elements. Three kids compete in a series of challenges for a chance to take on one of Master Mayhem's Master Mayhem while the monsters wreak havoc on Earth. 2 episodes available to watch Share this programme: Copied to clipboard Share on Facebook Share on Twitter Copy link to share Series 1 Latest 22. Two Wrongs Sun Sunday 21 Mar 8.05pm The simmering rivalry between RoBro and Teensy finally erupts! 21. Let's Get Ready To Slumber Sat Saturday 20 Mar 8.05pm All of the monsters are holding a terrifying monster slumber party!