"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
  • Felonious Hexx is missing his beard and his slim, muscular figure is changed to fat.
  • Goof: When Hexx starts to sing and Gus is sweeping the floor and transformed into a zombie, Gus his arms are his 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


Watch the episode

Bad Nanny

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.
Felonious Hexx's Zombie Slave Song-0

Felonious Hexx's Zombie Slave Song-0

Community content is available under CC-BY-SA unless otherwise noted.