Roger (Seth MacFarlane) becomes Steve's (Scott Grimes) legal guardian, but gets a little too overzealous in the parenting department and gets Steve's BFF, Principal Brian Lewis (Kevin Michael Richardson), fired. After getting beat up by the other teachers at the school, Steve decides to run away with Brian. Meanwhile, Stan (Seth MacFarlane) and Francine (Wendy Schaal) attempt to make waves after discovering that their vacation at the biggest water park in the world fails to get their hearts pumping.