Me and my robot - S01 E22 - Inside Joke

Joseph, true to himself, has just downloaded a program that turns robots into "professional pranksters". Chip is intrigued and begs Eugene to let him try it. Meanwhile, Nikils finds a program that teaches good manners in the hope of seducing Miss Melinda. Everything gets more complicated when a misunderstanding occurs and Joseph's program infects the central computer whilst Nikils' spreads into Chip... Suddenly all the school robots are joking about and Chip apologises profusely for his every move...