'Family Guy' Through the Years - S16-E16
Factual error: In the scene at the Disco, Peter and Quagmire both transpose "Viet Cong" but with "Donkey Kong." However, the segment is supposed to be taking place in 1973, meanwhile "Donkey Kong" wasn't released until 1981.
'Family Guy' Through the Years - S16-E16
Factual error: When the guys enter the disco in the 1973 segment, "A Fifth of Beethoven" by Walter Murphy is heard playing; that song was recorded and released in 1976.
Answer: Mort is Jewish, and Walt Disney was said to be antisemitic. So it would make sense in a Disney universe all the inhabitants would share his supposed beliefs.
MasterOfAll