Here's what some of the "Family Guy" regulars look like in real life. Read more ... and supergenius toddler Stewie. While Brian Griffin shares the same tonality as MacFarlane's natural speaking ...

Turns Out, Stewie's Whole Life Is A Lie In season 16's "Send in ... Stewie keeps talking in his "real" voice for a bit, but by the end of the episode, he's back to his old accent.