- Big Bad: Garrett Bobby Ferguson Jr.
- Call Back: and Mythology Gag s, too!
- Chaste Toons: Garrett Bobby Ferguson's son GBF Jr. It's unclear to whether the son is illegitimate, conceived before divorce, a clone, or a product of a bizarre, asexual reproduction that only this show could devise (knowing this show, it's probably the latter).
- Earn Your Happy Ending
- In Medias Res: The episode starts with the park already destroyed and everyone other than Mordecai and Rigby brainwashed.
- The Intern: Thomas.
- Legion of Doom: The bad guys that got killed over the past 3 seasons all led by GBF Jr.
- Putting the Band Back Together
- Shout-Out: The junior of a previous villain opening a portal to another dimension to resurrect his father and every previous evil villain. He is stopped when the newest and youngest character helps to defeat him sucking all the villains back into the portal.