Watch Family Guy Season 12 Episode 21 online via TV Fanatic with over 6 options to watch the Family Guy S12E21 full episode. Affiliates with free and paid streaming include Amazon, iTunes, Vudu, YouTube Purchase, Google Play, and Hulu Plus.

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Episode Details

Stewie decides to use his time machine to prevent his own birth on the season finale of Family Guy.

Rating: 4.4 / 5.0 (30 Votes)
Family Guy
Episode Number:

Family Guy Season 12 Episode 21 Quotes

Oh, it's starting! I'm gonna live-tweet the show and ruin it for everyone in other time zones.


TV Announcer: We now return to Jeremy Piven in The Incredible Hulk.
Jeremy Piven: You wouldn't like me when I'm angry.
Man: I don't like you now.