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Charles's(Scott Baio)girlfriend Jennifer(Tiffani Amber Thiessen)is fed up with Buddy(Willie Aames)hanging around all the time so she tells him a lie that leads them to an argument, Buddy invents a plant food for his horticulture class, and he tests it on his Ficu, but when the plant unexpectedly grows Walter(James Callahan)thinks Buddy might have a million dollar idea, it turns out that Adam(Alexander Polinsky)was playing a joke on Buddy by switching trees on him and his punishment is to clean Janie(Nicole Eggert)and Sarah's(Josie Davis)bathroom for two weeks. Charles learns that Jennifer lied to him, he confronts her and she asks Charles to choose her of Buddy he chooses Buddy and asks Jennifer to leave.