Now that we're already discussing Iron Man 3, and filming may soon start on the Superman Returns sequel, it's a good time to look at science fiction's wreckage-strewn history of bad and weird sequels. From the crazy dancing in The Matrix: Reloaded to the crazy dancing in Spider-Man 3, few genres have created as many horrific sequels as science fiction. But which SF movie sequel is the absolute worst? Only you can decide.
Send an email to Charlie Jane Anders, the author of this post, at charliejane@io9.com.











