Invisi-Greg is the 23rd episode of Season 11.
Greg accidentally becomes invisible after an invisibility potion spills on him in Magic-ology class. At first, he enjoys being invisible when he causes mischief in every class, but when Cedric the sorcerer discovers the evidences, Greg is in major trouble if he doesn't become visible in time for the award ceremony.
The episode begins at
- Thie episodes have scenes that are similar to Timvisible from Fairly Oddparents.
Greg (Narrating): Invisi-Greg.