 After Stewie mistakes Communion wine for punch, he drinks too much and throws it up, leading the citizens of Quahog to believe Stewie is possessed by Satan.When the priest wants to exorcise him, aided by everyone in town, the Griffin family escapes to Lois' sister Carol's house in Texas.Upon arriving at the home, Peter fits in well with the cowboys, but Brian is disgusted by the bigotry of the local residents.