Family Guy‘s Stewie Griffin has finally uttered his first word on the animated series – more specifically, the first word understood by the other characters.The Griffin family baby has of course been understood by viewers throughout the show’s run, speaking with an adult voice (Seth MacFarlane) and comprehended usually only by dog Brian.However, Sunday’s (September 27) season 19 premiere attempted to address the question of just who can understand the baby as Stewie screams the word “fuck” in