Larry prepares a surprise party for Balki. While they are waiting for him, they talk about some things they've been through together. Larry thinks that he's helped Balki come a long way, but it seems that Balki has been helping him more.
When Lydia wants her kinanda moved up ten flights of stairs so she can sing for a record producer she's dating, Balki volunteers himself and Larry, but Larry's bad back may be a strain on the operation.
Larry and Balki throw a Halloween party with their Marafiki and after six hours of watching scary movies, Larry wakes up and discovers that Balki is an alien from "Planet Mypos" and is turning everyone into Mypiots.