Watch American Dad Season 4 Episode 18 Online Streaming at CouchTuner. Also find all the previous episodes of American Dad.
Description by couchtuner for American Dad S04E18 : Stan has had enough of Roger’s antics! When he calls Roger out, Roger claims he has been sent to Earth to determine the fate of mankind. Stan challenges him to prove it, and is tickled pink when he learns Roger’s real purpose for being on Earth. Roger struggles to get a grip on reality until a fateful turn of events helps put things in perspective.
Watch It Here : American Dad Season 4 Episode 18 Weiner of Our Discontent
