There's a leak at the space station and the solution is Zee's super sticky slime, until it spills on Zee and MacBarm, who get stuck together. It's up to the Mechas to get them unstuck so they can do their super-epic space rescue./The Martians send a giant hunk of ice to help cool off Pretty Big City on a hot day, but the ice is heading straight for the skyscraper! It's up to the Mechas to find a way to stop the ice from destroying the city.