"Bad Nanny" is the 96th episode of the series and the 9th(b) of Season 4 of Robotboy. In this episode, when the boys become a bit messy, Debbie calls for a house nanny. Unfortunately, the nanny she finds is Felonious Hexx disguised as a nanny and makes it harder for the boys.
- Mrs. Loutfire is an obvious parody/pun on Mrs. Doubtfire, with Felonious taking place of the late Robin Williams.
- This episode marked the last appearance of Felonious Hexx
- Goof: When Hexx starts to sing and Gus is sweeping the floor and transformed into a zombie, Gus his arms have a normal skin color, while his head is green. In the next shot his arms are green as well.
In other languages
|Int. Language||Int. Title||Translation|
|Dutch||Slechte Oppas||Bad Nanny|
|French||Tout doux la nounou||The sweet nanny|
|German||Böses Kindermädchen!||Bad Nanny|
|Spanish||Mala niñera!||Bad Nanny|
Felonious Hexx's Zombie Slave Song
- This episode is the only one of all episodes from the series which contains a musical number that is sung by one of the characters. Felonious Hexx sings his 'Zombieslave Song'. The music is from Hans Helewaut who composed all the music from the series. The lyrcis are probably written by Adam Cohen, who wrote the script of this episode.