Joe gets discouraged, losing his self-confidence, after he loses a thief in a chase. Peter wants to help Joe get back to his old self so he volunteers to help train him for the decathlon at the Olympics for handicapped athletes. Peter puts steroids into Joe's drink, pushing Joe on to victory. Meanwhile, Stewie, Meg, and Brian fight over $26.
While trying to teach Chris about his Irish roots, Peter stumbles upon Nate Griffin, a black man in his family tree. Peter tries to embrace his new-found heritage, but can’t quite get the hang of it. When Lois’ father, Carter Pewtershmidt, sits the Griffin kids down for a look at his family genealogy, a dark secret is uncovered.
When a hurricane strikes Quohog, everything is destroyed including The Drunken Clam, which is bought out by a Brit who turns it into an English pub. As it happens, pub owner Nigel Pinchley and his family move in next door to the Griffins, and Stewie tries to teach Nigel's Cockney-accented 3-year-old daughter how to speak proper English.