Stingray and Peedee attempt to escape Superjail. In the process, the Warden ends up captured and assimilated into a group of hillbilly lizard people.
"The Superjail Six" contains examples of:
- Bittersweet Ending: The Warden finally comes back to Superjail after being gone for several months living with the lizard people, but the Six die when they finally come back to Superjail and all the lizard people are killed by Ash's explosion.
- Continuity Nod: The buildings around Superjail's wall are still burnt and destroyed from the events of 'Burn Stoolie Burn" and "Superhell!"
- Jailpup from "Planet Radio" returns.
- Double Standard: Abuse, Female on Male: Averted. The Warden's lizard wife brutally beats him for attempting to cook her eggs. Who wouldn't be furious at seeing their spouse casually preparing to eat their unborn children?
- Interspecies Romance: The Warden falls in love with a lizard woman and they even have children together.
- Lizard Folk: The hillbilly lizard people.
- Monochrome Past: There are flashback sequences colored in black and white,
- Non-Mammal Mammaries: The female lizard people have breasts.
- Pre-Explosion Glow: Ash sports these before he explodes.
- Yank the Dog's Chain: In a Flashback Skinny(The starving Inmate) is revealed to be 66 Years old on his cake during his birthday however due The Events of the Superjail Six and the staff wanting the Warden to forget about his Six Failures Alice takes the cake away while Skinny is blowing out the candle making him starve to death and he never got to it.
- What Happened to the Mouse?: Peedee and Stingray disappear for the rest of the episode after they start eating the lizard people's food.