The outfit worn when the alien comes to Earth in his space ship is identical to the outfit worn by Luke in this film when he flies a space ship. An X-Wing ship is used at one point.
Pat Robertson asking for donations on the tv show for things like tractor beams that they can put on the Christian spaceship so they can go convert the aliens
Sally Struthers is used as a spoof of Jabba the Hutt in this episode. Her office is just like Jabba's palace. Jabba's little sidekick is spoofed too. Kenny is also encased in carbonite spoofing the fate of Han Solo from this movie.