<Tr> <Td> ← Previous "Chap Stewie" </Td> <Td> Next → "The Book of Joe" </Td> </Tr> <Tr> <Td_colspan="2"> Family Guy (season 13) List of Family Guy episodes </Td> </Tr> <P> "The Simpsons Guy" is the first episode of the thirteenth season of the American animated television series Family Guy, and the 232nd overall episode . "The Simpsons Guy" is a 45 - minute - long crossover with The Simpsons, and was written by Patrick Meighan and directed by Peter Shin . It originally aired in the United States on September 28, 2014, on Fox, where both The Simpsons and Family Guy have aired since their respective debuts . </P> <P> In the episode, the Griffins stay with the Simpsons after the former family's car is stolen just outside Springfield . After the Griffins get their car back, Peter is taken to court as a representative of the Pawtucket Patriot brewery, his employer, when it is discovered that its ale is an unauthorized copy of Duff Beer . </P>

What is between the simpsons and family guy