- This episode shows that the zap platform have designated spots for each role, and users will take on different roles if they zap into a dimension on a spot that's designated for someone else's role.
- Though not the first time for switched roles of the main cast (the villains do this in "Hail Larry"), this is the first episode where the part-time heroes switch roles, Boone becoming the hero and Penn becoming the wise man.
- The specs are shown to have the ability of recording everything that the user sees, like Sashi's time at school.
- Sashi is revealed to have a crush on a student named Teddy.
- The Body World is a reference to the 1966 film Fantastic Voyage.
- The episode is similar to SpongeBob SquarePants episode "Squidtastic Voyage" Where SpongeBob and Patrick travel inside Squidward by accident.
- Both episodes, Boone, SpongeBob and Patrick are ends up in Penn and Squidward's bodies.
- Penn almost dies in this episode, triggering his newfound fear of death.
- He has Thanatophobia
- This episode reveals Boone can play a keytar.
- The title card shows of Penn's body as a empire anatomical medical charts.
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