Shake is asleep until Meatwad wakes him up to ask him where his game console is. Shake changed it into a game called Ant Madness, which is really food jammed into the cartridge slot and left for the ants. Frylock help cleans it off and ask do have any other game so, Meatwad his new game call Moon Master. Meatwad plays the game and beat first 2 level easy and the boss (the Gorgotron). Then Ignignokt and Err break into the house (again) and say that Meatwad is a "true moon master", and need his help, and must buy the Moon Master Kit in order to destroy the Gorgotron and save their race. So, Meatwad goes on a quest to get his catalog signed in order get the Gorgotron destroyed. Outside, Meatwad tries to get Shake's attention. But Shake angrily comes out of the house and yells, "WHAT?!". But soon Meatwad finds out that Shake is also a Moon Master (after destroying all his weapons with a shotgun). Frylock comes out and questions how buying Moon Master merchandise is going to defeat the Gorgotron. Shake and Meatwad try to get him to sign their catalog, but he refused. Then, The Mooninites saving that they need their printer after finding a picture of their friend and make 2 million dollars doing this. Frylock questions the Mooninites on going back to the moon, but Ignignokt says that it is the Gorgotron's nap time, and the find out that Carl is also involved. Err say that the Gorgotron is coming and leaves with Ignignokt. But it turns out that the Gorgotron wasn't really there and Carl was doing it for the Ferrari. The Mooninites doing same thing on the moon, but it turns out that the Gorgotron is real. The Gorgotron proceeds to step on Err for calling him a fatty.
- This episode is renamed "Mooninites 4: The Final Mooning" on DVD.