A new rat student comes to CDMS, and he's sporting a big, shiny, metal box on his head. The students do know what it is, but they like it, so they all want one too.
- Adaptation Dye-Job: In the comic, or at least in this issue, a few minor changes are made to The Spiffies' color pallet. Phineas' hair is the same color as his spin, Marvin's hair is blonde instead of brown, and Daniel's skin is tan instead of red.
- Breaking the Fourth Wall: For their first comic issue, My Gym Partner's a Monkey tests the waters, with a few fourth wall jokes, that can only be done with a comic book series.Principal Pixiefrog: I think we can iron this whole thing out, by the next panel.
- Given Name Reveal: The full first and last names of all five of The Spiffies are stated and spelled in this comic book.
- Incredibly Lame Pun: Jake starts "bugging" Adam, by sticking his dirty, unwashed, bug-infested butt in his face.
- The Lab Rat: Test Subject X-43.
- Mind Manipulation: TSX-43 is put under mind control, by The Spiffies.
- New Transfer Student: Test Subject X-43.
- You Are the New Trend: TSX-43 becomes the big cheese, when people see his fancy new headgear.