The Teacher is Coming! / Arale Kidnapped!
S1:E6
1981
IMDb
Arale tells Senbei that her teacher is coming for a home visit. Knowing he has to look his best for Miss Yamabuki, he creates a barber robot to spiff him up. / Criminal Joe Dunn holds Arale and Gatchan hostage, but doesn't realize that he's underpowered compared to the two little terrors he's kidnapped.