Brian causes time to move backwards when he tampers with Stewie's time machine, which may result in Stewie being unborn.
Did You Know?
Stewie says to Meg, "Oh my god, we're getting closer to the beginning. You're Lacey Chabert!" This is in reference to Lacey Chabert playing the voice of Meg for the first two seasons of Family Guy before Mila Kunis. See more
References The Muppet Show