Surro-Gate Terry and Greg, the Smiths' gay neighbors, want to have a baby, and Francine offers to be their surrogate. Not surprisingly, Stan objects. Meanwhile, Steve and Roger play a practical joke on Klaus, who vows revenge. Details Casts Title Surro-Gate Genres Animation Comedy Release Date 2007-12-02 Episode Runtime 00 Hours 22 Minutes Season Number 4 Episode Number 7 Production Companies 20th Century Fox Television, Underdog Productions, Fuzzy Door Productions, 20th Television Animation, Fox Television Animation, 20th Television Seth MacFarlane Stan Smith / Roger (voic? Wendy Schaal Francine Smith (voice) Rachael MacFarlane Hayley Smith (voice) Scott Grimes Steve Smith (voice) Dee Bradley Baker Klaus (voice)