Hypno! Part Deux! - [s1e15]

: The episode features a mini-reunion for actors Scott Menville and Danica McKellar , who both previously starred in the 1988 series The Wonder Years .

: As a nod to his voice actor, Rhys Darby (who is from New Zealand), Hypno-Potamus makes several out-of-context references to the country. For example, he shouts "Abra-ka-Zealan—" during an illusion and screams "Whanganui!" (a city in New Zealand) upon his defeat. [S1E15] Hypno! Part Deux!

: Unlike most episodes, this one splits the team. Only Donnie and Mikey appear to assist April, while Raph and Leo are off on a separate mission. : The episode features a mini-reunion for actors

The episode follows as she attempts to attend her homecoming dance at Butterton Middle School. Her plans are thwarted when the magician-turned-mutant Hypno-Potamus attacks the event to prove he is a superior illusionist. With the help of Donnie, Mikey, and her pet Mayhem, April eventually uses Hypno's own "disappearance bombs" against him to break his hypnotic spell over the students. Hypno! Part Deux! - IMDb : Unlike most episodes, this one splits the team

: Hypno uses a bait app called "Hippo Crush," which is a direct parody of the popular mobile game Candy Crush . Plot Summary