Peter opens a restaurant, fulfilling a life-long dream. When their church congregation believes Stewie is possessed, the family flees to Texas. After Chris is expelled from school, he's admitted into his grandfather's fancy alma mater. When a local oil refinery dumps waste into Lake Quahog, Lois is compelled to run for mayor. Brian moves out and he and his girlfriend get a place of their own. Joe's on cloud nine after leg-transplant surgery. Stewie vows revenge when Peter and Lois go on a cruise without the family. Only Lois can stop Stewie on his way to world domination.