Dizi Adı: Family Guy
Bölüm Adı: The Big Bang Theory
Sezon/Bölüm: 9. Sezon 16. Bölüm
Yayın Tarihi: 7 May. 2011

“The Big Bang Theory” is the 16th episode of the ninth season of the animated comedy series Family Guy. It aired on Fox in the United States on May 8, 2011. This episode follows Stewie and Brian on their quest to stop Stewie’s evil half-brother Bertram from going back in time to the Renaissance period and killing Leonardo da Vinci, who is a part of Stewie’s ancestry, in order to prevent Stewie’s existence.

The episode was written by David A. Goodman and directed by Dominic Polcino.