"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.

http://rapidshare.com/files/199081889/american.dad.s04e10.pdtv.xvid-fqm.part1.rar
http://rapidshare.com/files/199086323/american.dad.s04e10.pdtv.xvid-fqm.part2.rar