In the year 3000, Kel accidentally makes Roger invisible using a gadget that usually makes garbage vanish.
- Bittersweet Ending: Played for Laughs. Kenan reverses his father's condition but turns Roger into a goat. However, Kenan informns that Roger's doing fine in the petting zoo.
- Death Glare: When Kel asks to be the one to use the Trashinator, Kenan and Sheryl stared down at him to be quiet.
- The Future: The episode.
- Future Imperfect: Justified since a thousand years has passed, Kenan and Kel won't know what most of the past technology is. Because if this, Kel caused the spare reverse valve to be destroyed by a microwave oven. Kenan thinks wall clocks were invented to teach kids how to count to 12, they mistake a flip cell phone for a musical instrument, and are surprised at seeing a TV without a 3D option.
- Genius Ditz: Kel got a very high grade on his test that even his alien teacher is impressed.
- Lethally Stupid: Kel uses the Trashinator on Roger to stop him from reading the report cards. Fortunately it just turns living organisms invisible otherwise Kel would be responsible in killing him.
- Roaring Rampage of Revenge: Twice by Roger on Kel for causing him to become invisible.
- Wham Line: Kenan informs that A+ is the worst grade. It's A++++ that's the highest mark.