You will watch American Dad! Season 4 Episode 68 β Family Affair online for free episodes with high quality. Online episode guide, American Dad! Season 4 Episode 68 β Family Affair Family Affair Roger has been making excuses about prior commitments, prompting the Smiths to realize that he has been “cheating” on them with other families. The Smiths take action to teach Roger a lesson about monogamy until Roger discovers for himself why he isn’t a one-family kind of guy.