World's End - Season 1 Episode 36 World's End
Overview: Casey is on board Titan 2 and the rocket fires away. Skink and Mackajay find the castle deserted. The clo-blots, except for Noah, have some freedom before the World ends. The adults try to work a way to control Titan 2 hopefully blasting it into the asteroid destroying it. But Lena hesitates and Lexy is in for a shock at the end.