 The family stops at a Native American casino as Peter needs to use the bathroom , Lois quickly becomes addicted to gambling and loses the family car . After hearing that Lois has <unk> the car away , Peter tries to get it back by claiming to be Native American . The doubtful Indian elders demand that he go on a vision quest to prove his heritage . Chris accompanies Peter into the wilderness , hoping to tell him that he only wants to draw instead of being in the Scouts . <unk> from hunger , Peter begins talking to anthropomorphic trees and sees a vision of his spiritual guide , Fonzie . After hearing Fonzie 's advice Peter finally listens to Chris 's complaints and realizes his son is a talented artist . 
