Seth McFarlane Performs His Family Guy Voices On Graham Norton Quality stuff as Seth McFarlane performs his Family guy voices on Graham Norton last night.. Follow @UniLadMag Comments Related Posts Forever Alone Chinese Singletons Buy Movie Tickets So Couples Can’t Sit Together Incredible Brawl Between Staff And Guests In Chinese Hotel HILARIOUS: Irish Dad Secretly Filmed Reacting To Man Utd Vs Fulham Game